Tomoegawa Co., Ltd. Patent applications |
Patent application number | Title | Published |
20150231662 | OPTICAL CONNECTION COMPONENT MANUFACTURING APPARATUS AND HIGH POLYMER MATERIAL COAT FORMING APPARATUS - Disclosed is an optical connection component manufacturing apparatus that manufactures an optical connection component in which a refractive index matching body is attached to a front end face of an optical fiber. The optical connection component manufacturing apparatus includes: a holding unit that includes a holding face holding a refractive index matching liquid including the refractive index matching body; a dispenser that supplies the refractive index matching liquid to the holding face; and a static electricity generating device that charges the optical fiber so that the refractive index matching liquid held on the holding face is adsorbed onto the front end face of the optical fiber, wherein the holding face has an outer peripheral edge connected in a curved line. | 08-20-2015 |
20150078568 | MICROPHONE DEVICE, MICROPHONE UNIT, MICROPHONE STRUCTURE, AND ELECTRONIC EQUIPMENT USING THESE - A microphone unit which can suppress collection of wind noise and minimize or eliminate digital signal processing has at least a microphone, a first acoustic transmissive material, and a second acoustic transmissive material, the first acoustic transmissive material is a fiber material in which fibers are intertwined with each other, the second acoustic transmissive material is a mesh-like member or a porous member having a plurality of holes, and the microphone is configured to be protected by the first acoustic transmissive material and the second acoustic transmissive material in this order. | 03-19-2015 |
20150020964 | LENS ARRAY FABRICATION METHOD, AND FILM CONTAINING BASE PLATE AND FILM ATTACHING INSTRUMENT EMPLOYED IN SAME - A lens array fabrication method for fabricating a lens array includes: receiving pins ( | 01-22-2015 |
20140233781 | SOUND TRANSMISSION MATERIAL, SOUND CONTROL PLANE STRUCTURE INCLUDING BUILDING USE USING THE SOUND TRANSMISSION MATERIAL, WINDSCREEN FOR MICROPHONE, PROTECTIVE GRILLE, SOUND TRANSMISSION PROJECTION SCREEN, AND SPEAKER - A sound transmission, material is made of fibers entangled with each other and has a self-standing property and a high performance sound transmission property, namely the Taber stiffness is not less than 5 mN·m, the bending resistance is not less than 100 mN, the porosity is not less than | 08-21-2014 |
20140158277 | CLAY FILM COMPOSITE - A clay film composite which exhibits high gas barrier properties even under high humidity conditions is provided. The clay film composite having a clay film including a clay without or with an additive, and provided on at least one surface thereof, a water vapor barrier layer having a water permeability of 1.0 g/m | 06-12-2014 |
20130263628 | OPTICAL TRANSMISSION MEDIUM BEND WORKING DEVICE AND OPTICAL TRANSMISSION MEDIUM BEND WORKING METHOD - An optical transmission medium bend working device that reduces bending loss of an optical transmission medium includes: an arc-discharge electrode that partially and sequentially heats a bend working area of a tape core wire in an up-down direction, the tape core wire extending in the up-down direction with a distal end thereof being located on a lower side, the bend working area being located above the distal end; a core wire holding unit that holds a portion of the tape core wire located above the bend working area; and a bending arm that applies force to the tape core wire in a state where the bend working area is heated to bend the tape core wire at the bend working area. | 10-10-2013 |
20130229603 | DISPLAY DEVICE AND ANISOTROPIC SCATTERER - An anisotropic scatterer is configured to allow a scattering characteristic of light in a display region of a display device to have an angle dependence, and is configured to change the scattering characteristic of the light continuously in an in-plane direction. | 09-05-2013 |
20120145038 | CLAY DISPERSION LIQUID, AND METHOD FOR PRODUCING THE SAME, CLAY FILM, AND METHOD FOR PRODUCING THE SAME, AND TRANSPARENT MATERIAL - An object of the present invention is to provide a clay dispersion liquid which is capable of obtaining a clay film which realizes compatibility between heat resistance and water resistance, and a method for producing the same; a clay film and a transparent material, produced from the lay dispersion. The clay dispersion liquid of the present invention contains a liquid containing water as a main component, and a tetraphenylphosphonium-modified clay. The clay film and the transparent material of the present invention are obtained by applying the clay dispersion liquid on a surface of a supporting body to form a film. | 06-14-2012 |
20120091668 | HEAT-RESISTANT SEAL MEMBER - To provide a means for achieving sufficient sealing performance even in the case of using a highly heat resistant clay film in a high temperature environment exceeding 600° C., minimizing deterioration thereof caused by structural change even in a high temperature environment exceeding 600° C. in the presence of water, and preventing decline in the function of the product caused by the elution of sodium. A member containing a clay film which contains aligned clay particles in the structure thereof and contains, among the clay particles and/or among clay particle layers, a substance decomposing at temperatures, exceeding 100° C. but not exceeding the temperature allowing the release, as water, of structural hydroxyl groups in the clay particles, wherein the member is to be employed in an environment of equal or higher temperatures than the decomposition temperature of the aforesaid substance. | 04-19-2012 |
20120003525 | SEPARATOR FOR AN ELECTRICITY STORAGE DEVICE AND METHOD OF MANUFACTURING SAME - The present invention provides a separator for an electricity storage device that is formed by superimposing two or more fiber layers, wherein at least one or more of the fiber layers is a synthetic fiber layer that contains synthetic fibers and a synthetic resin binding agent, and also provides a method of manufacturing the same. Moreover, the present invention provides a separator for an electricity storage device that contains thermoplastic synthetic fibers A, heat-resistant synthetic fibers B, natural fibers C, and a synthetic resin-based binding agent, and also provides a method of manufacturing the same. | 01-05-2012 |
20110206972 | POWER STORAGE DEVICE SEPARATOR - Provided is a power storage device separator that is realized in the form of a heat-resistant, solvent-resistant, and dimensionally stable thin film. Also provided is a power storage device separator that can be realized in the form of a thin film which has excellent ion permeability and low resistance, which makes short-circuiting between electrodes and self-discharging difficult to occur, and in addition, which has excellent durability even after long periods of use under high temperature environments in the presence of organic solvents and ionic solutions. | 08-25-2011 |
20110198765 | OPTICAL TRANSMISSION MEDIUM SHAPING METHOD, OPTICAL TRANSMISSION MEDIUM SHAPING APPARATUS, AND OPTICAL TRANSMISSION MEDIUM MANUFACTURING METHOD - An optical transmission medium shaping method and an optical transmission medium shaping apparatus can accurately adjust desire curvature radius without cracking the optical transmission medium. The optical transmission medium shaping method for bending an optical transmission medium using a transferring means and a noncontacting heating means, includes a transferring and heating process for heating part of the optical transmission medium by the noncontacting heating means while transferring the transferring means, and a bending process for bending the optical transmission medium. | 08-18-2011 |
20110198035 | ADHERING JIG FOR ADHESIVE CONNECTING MEMBER - An adhering jig for an adhesive connecting member is provided, in which the adhesive connecting member can be adhered without being broken even if it is twisted during connection of an optical fiber. The adhesive connecting member of the present invention has a tabular member having insertion holes fitting a shape of the optical connector, and an adhesive connecting member having a certain size. The adhesive connecting member has a strongly adhesive layer and non-adhesive layer, and the adhesive connecting member was arranged at a bottom of the insertion hole via the weakly adhesive layer, so that the non-adhesive layer is lower. | 08-18-2011 |
20110110630 | OPTICAL TRANSMISSION MEDIUM, FERRULE, OPTICAL TERMINAL CONNECTOR, OPTICAL STRUCTURE, AND OPTICAL EQUIPMENT - An optical transmission medium, a ferrule, an optical terminal connector, an optical structure, and an optical equipment have both optical terminal functions and the optical connector functions without the need to change component depending on application. The optical transmission medium has at least one end thereof that is an APC cut surface and a refractive index matching member is provided on the APC cut surface. The ferrule is characterized in that at least one end thereof is an APC polished surface and a refractive index matching member is provided on the APC polished surface. The optical terminal connector includes a ferrule which holds an optical transmission medium and an adapter into which the ferrule is inserted from one end thereof, at least one end of the optical transmission medium is an APC cut surface and a refractive index matching member is provided on the APC cut surface. | 05-12-2011 |
20100316912 | SEPARATOR FOR POWER STORAGE DEVICE - This invention is relates to a separator of a power storage device which is a laminate of a polyolefin porous membrane layer and a fiber layer comprising a solvent spun cellulose; and a separator of a power storage device, wherein the separator is a laminate of a polyolefin porous membrane layer and a fiber layer comprising a solvent spun cellulose, and the volume of a cavity part of the fiber layer is smaller than the volume of a resin part of the polyolefin porous membrane layer. | 12-16-2010 |
20100246011 | OPTICAL FILM - In a composition layering one layer on a transparent substrate, the present invention provides an optical film which can balance anti-glare function, high contrast, color reproducibility, and anti-glittering enough. The optical film in the present invention comprises a transparent substrate, and a resin layer layered on the transparent substrate, the resin layer including transparent resin fine particles and a radiation-curable resin composition, and having a fine rugged structure of an average inclination angle in a range of 0.8° to 3.0° on the top surface of the resin layer; a haze value which is in a range of 40% to 60%; and a transmitted image clarity which is measured by using an optical comb having width of 0.5 mm and is in a range of 5% to 35%. | 09-30-2010 |
20100239971 | TONER FOR ELECTROPHOTOGRAPHY AND PROCESS FOR PRODUCING THE SAME - A toner for electrophotography includes toner particles containing at least a binder resin and a colorant, to which strontium titanate and hydrophobic silica as external additives are admixed, wherein the strontium titanate has a BET specific surface area of 20-50 m | 09-23-2010 |
20100209836 | COLOR TONER FOR ELECTROPHOTOGRAPHY - A color toner for electrophotography comprises, at least, a binder resin, a colorant and an antistatic composition. The antistatic composition comprises as the main components: (A) at least one member selected from a compound containing an ether linkage(s) and/or ester linkage(s) and a (co)polymer containing an ether linkage(s) and/or ester linkage(s); and (B) a component obtained by treating a metal salt of an alkali or alkaline earth metal with a compound capable of adsorbing anions. | 08-19-2010 |
20100170076 | PRODUCTION METHOD FOR OPTICAL FIBER COIL - An optical fiber coil and a production method therefor reduce the likelihood of optical transmission loss due to stress or temperature changes at low cost. Plural single optical fibers are arranged in parallel and are integrally covered with a covering portion so as to form an optical fiber ribbon, and the optical fiber ribbon is wound into a coiled state. | 07-08-2010 |
20100143836 | ELECTROPHOTOGRAPHIC TONER - This invention provides a toner for a method for image formation by electrophotography, particularly a toner that, in a one-component development method, has stable fluidity and electrostatic properties for a long period of time, is free from image defects, and is also excellent in transferability and transfer efficiency. The toner for electrophotography comprises matrix toner particles and at least titanium oxide fine particles and fluidizer fine particles deposited on the surface of matrix toner particles. The titanium oxide fine particles are spherical and have an average primary particle diameter of 200 to 400 nm. The fluidizer fine particles have a specific surface area of 60 to 250 m | 06-10-2010 |
20100098991 | Gas Diffusion Electrode For Polymer Electrolyte Fuel Cell, Membrane-Electrode Assembly For Polymer Electrolyte Fuel Cell, Production Method Therefor, And Polymer Electrolyte Fuel Cell - One object of the present invention is to provide a gas diffusion electrode for a polymer electrolyte fuel cell, which has excellent water repellency for quickly supplying and removing a reaction gas, and conductivity for efficiently conducting generated electrical power, a membrane-electrode assembly for a polymer electrolyte fuel cell and a method for producing the same, and a polymer electrolyte fuel cell, and the present invention provides a gas diffusion electrode comprising a nonwoven fabric, a porous fluororesin, and a carbon material. | 04-22-2010 |
20100055594 | Toner for developing electrostatically charged images - Toner for developing electrostatically charged images contains at least a binder resin, a colorant and a charge control agent. The charge control agent is an aromatic compound generating at least sulfur dioxide and a butylphenol upon thermal decomposition by raising temperature from room temperature to 250° C. at 10° C./min; and is one of or a mixture of two or more of a substance having both an aromatic ring to which one or more tert-butyl groups are attached and an aromatic ring to which one or more sulfonyl groups are attached, a mixture comprising a substance having an aromatic ring to which one or more tert-butyl groups are attached and a substance having an aromatic ring to which one or more sulfonyl groups are attached, and a substance of a chemical structure including an aromatic ring to which both one or more tert-butyl groups and one or more sulfonyl groups are attached. | 03-04-2010 |
20100003459 | Optical laminated film - An optical layered film includes a transparent substrate on which a radiation curing resin layer containing translucent resin fine particles is layered, which has an internal haze value (X) and a total haze value (Y) satisfying Y>X, Y≦X+11, Y≦50 and X≧15, and has fine irregularity shapes on the outermost surface of the resin layer. | 01-07-2010 |
20090239037 | METHOD FOR PRODUCING CLAY THIN FILM AND CLAY THIN FILM - A method for producing a clay thin film, which is formed of clay alone or in combination with an additive and has a structure where oriented clay particles are laminated, the method including paste-making in which clay alone or in combination with an additive are dispersed in a dispersion medium formed of water, an organic solvent, or a mixed solvent of water and an organic solvent to prepare clay paste; coating in which a thin film is formed by coating the clay paste on a substrate; planarization in which the thin film is planarized; drying in which water, an organic solvent, or water and an organic solvent are removed from the thin film; and separation in which the thin film is separated from the substrate. | 09-24-2009 |
20090233083 | THIN FILM AND THIN FILM LAMINATE COMPRISING THE SAME - The object of the present invention is to provide a thin film which has excellent heat resistance and water resistance together with excellent flexibility, and a thin film laminate comprising the thin film, and the present invention provides a thin film comprising a heat-resistant fluid between layers comprising heat-resistant flakes. | 09-17-2009 |
20090181317 | TONER FOR DEVELOPING ELECTROSTATIC IMAGE AND PROCESS FOR PRODUCING THE SAME - Toner for developing an electrostatic image which hardly causes an offset phenomenon and a wrapping phenomenon and which excels in anti-fusing property, and the production process thereof is provided. The toner for developing an electrostatic image contains at least a binder resin and a colorant, in which the binder resin contains an amorphous resin and a crystalline resin, and an endothermal peak having an onset temperature of a starting point ranging from 100 to 150° C., an onset temperature of an end point ranging from 150 to 200° C., and a half value width ranging from 10 to 40° C. is present in a DSC curve while elevating the temperature measured by a differential scanning calorimeter of the toner. This toner can be produced by performing a heat-melt kneading at the temperature defined as T (° C.) having the range specified by the following formula: (T | 07-16-2009 |
20090162085 | Device for measuring electrostatic charge amount of toner and method for measuring distribution of electrostatic charge amount of toner - A device for measuring electrostatic charge amount of toner is provided. The device comprises a hollow toner suction port for sucking the toner from a toner substrate and a means for measuring electrostatic charge amount of the sucked toner. The toner suction port forms a hermetically sealed space with the toner substrate. | 06-25-2009 |
20090142023 | PRODUCTION METHOD AND PRODUCTION APPARATUS FOR OPTICAL CONNECTING PARTS - A production method for an optical connecting part including an optical transmission medium having an end surface provided with a refractive index matching member, includes a step for arranging a charging device in the vicinity of the optical transmission medium and the vicinity of a dielectric member. The method also includes a step for charging the optical transmission medium by the charging device, and includes a step for supplying the refractive index matching member to the end surface of the optical transmission medium. | 06-04-2009 |
20090141230 | Clay Thin Film Substrate, Clay Thin Film Substrate with Electrode, and Display Device Using the Same - A clay thin film substrate including a clay thin film having a structure, in which oriented clay particles are laminated; and at least a gas barrier inorganic layer which is laminated on at least one surface of the clay thin film. | 06-04-2009 |
20090136713 | Optical layered product - An optical layered product has a translucent substrate onto which a radiation-curable resin layer containing translucent resin microparticles is layered. The layered product has an internal haze value (X) and a total haze value (Y) satisfying Y>X, Y≦X+7, X≦15 and X≧1, and has microirregularities on the outermost surface of the resin layer, to provide a functional film capable of satisfying antiglaring, contrast enhancement and antidazzling in a balanced manner in a configuration having a translucent substrate on which a single layer is layered. | 05-28-2009 |
20090120326 | CLAY DISPERSION, METHOD FOR MANUFACTURING THE SAME AND CLAY THIN FILM - A clay dispersion, wherein an organically modified clay is dispersed in a polar organic solvent, and the clay dispersion is obtained by: dispersing a swelling clay in a liquid which includes water as a main component; adding organic onium ions to the liquid to cause ion-exchange between the organic onium ions and hydrophilic cations existing on the surface of the swelling clay to obtain an organically modified clay; removing the ion-exchanged hydrophilic cation to obtain the organically modified clay which is in a condition that water exists in the clay; and adding the organically modified clay from which the ion-exchanged hydrophilic cation is removed to an polar organic solvent. | 05-14-2009 |
20090111041 | ELECTROPHOTOGRAPHIC TONER - The purpose of the present invention is to provide an electrographic toner, which is used for an image forming method of electrophotography, and particularly, used for mono-component development. The toner has a stable charge property, can form a toner layer on a developing sleeve wherein the thickness thereof is suitable and uniform, can achieve long-life property while a high image density is maintained (an image having a high image density is printed even when a large number of printings are conducted in succession), and achieves small toner consumption. In order to achieve this, an electrophotographic toner is proposed wherein at least inorganic particles, conductive metal oxide fine particles and carbon black are adhered to the surface of matrix toner particles, and the inorganic particles are surface-treated with cyclic silazane and have the specific surface area of 100 to 175 m | 04-30-2009 |
20090059408 | Optical layered product - An optical layered product comprises a translucent substrate onto which a radiation-curable resin layer containing translucent resin microparticles is layered. The layered product has an internal haze value (X) and a total haze value (Y) satisfying Y>X, Y≧X+7, X≦15 and X≧ | 03-05-2009 |
20080286456 | PROCESS FOR PRODUCING OPTICAL CONNECTOR, APPARATUS FOR PRODUCING THE SAME, AND PROCESS FOR FORMING POLYMER COATING - The present invention provides a process for producing an optical connector, an apparatus for producing the same, and a process for forming a polymer coating film on an end face of a fibrous dielectric, which can dispose a refractive index adjuster only onto an end face of an optical transmitting medium with excellent reproducibility. Such a process includes bringing an end surface of the optical transmitting medium close to an end face of a liquid refractive index adjuster, while charging at least one of the optical transmitting medium and the liquid refractive index adjuster, thereby adhering the liquid refractive index adjuster to the end face of the optical transmitting medium, and thereafter solidifying the adhered liquid refractive index adjuster to obtain the refractive index adjuster. | 11-20-2008 |
20080241508 | Optical layered product - An optical layered product has a translucent substrate having at least an optically functional layer, containing translucent microparticles, provided directly or via another layer onto one or both sides of the substrate. The standard deviation of area dispersion variability of the translucent microparticles in the optically functional layer is in the range of 0.04 to 0.20. | 10-02-2008 |