Top Inventors for class "Electric lamp and discharge devices" |
Rank | Inventor's name | Country | City/State | Last publication | # of patent apps in this class |
1 | Satoshi Seo | JP | Kawasaki | Jan 06, 2022 / 20220006034 - Light-Emitting Element, Light-Emitting Device, and Electronic Appliance | 67 |
2 | Shou-Shan Fan | CN | Beijing | Aug 18, 2022 / 20220260829 - METHOD FOR DESIGNING NONSYMMETRIC FREEFORM SURFACE OPTICAL SYSTEM | 67 |
3 | Nobuharu Ohsawa | JP | Zama | Sep 01, 2022 / 20220278292 - LIGHT-EMITTING DEVICE, DISPLAY DEVICE, LIGHT-EMITTING APPARATUS, ELECTRONIC DEVICE, AND LIGHTING DEVICE | 37 |
4 | Liang Liu | CN | Beijing | Aug 04, 2022 / 20220244994 - Resource and Asset Lifecycle Costing | 36 |
5 | Peng Liu | CN | Beijing | Mar 31, 2022 / 20220100028 - BLACK MATRIX STRUCTURE, METHOD FOR MANUFACTURING SAME, DISPLAY SUBSTRATE, AND DISPLAY DEVICE | 35 |
6 | Bong Ok Kim | KR | Seoul | Dec 10, 2015 / 20150357583 - Novel Organic Electroluminescent Compounds, Layers and Organic Electroluminescent Device Using The Same | 30 |
7 | Ronald S. Cok | US | Rochester, NY | Sep 08, 2022 / 20220285309 - VARIABLE STIFFNESS MODULES | 29 |
8 | Young Jun Cho | KR | Seoul | Sep 17, 2020 / 20200292147 - LAMP AND VEHICLE HAVING SAME | 29 |
9 | Sachiko Kawakami | JP | Atsugi | Sep 08, 2022 / 20220285629 - MIXED MATERIAL | 29 |
10 | Seung Soo Yoon | KR | Seoul | May 03, 2012 / 20120104940 - NOVEL COMPOUNDS FOR ORGANIC ELECTRONIC MATERIAL AND ORGANIC ELECTRONIC DEVICE USING THE SAME | 28 |
11 | Hyuck Joo Kwon | KR | Seoul | Dec 10, 2015 / 20150357583 - Novel Organic Electroluminescent Compounds, Layers and Organic Electroluminescent Device Using The Same | 28 |
12 | Kaname Mizokami | JP | Kyoto | Jun 25, 2015 / 20150179967 - ORGANIC EL DISPLAY DEVICE AND METHOD FOR MANUFACTURING SAME | 26 |
13 | Shunpei Yamazaki | JP | Tokyo | Sep 15, 2022 / 20220293795 - SEMICONDUCTOR DEVICE | 25 |
14 | Satoshi Igawa | JP | Fujisawa-Shi | Jan 03, 2019 / 20190002758 - ORGANIC COMPOUND, ELECTROCHROMIC DEVICE, ELECTROCHROMIC APPARATUS, OPTICAL FILTER, IMAGE PICKUP APPARATUS, LENS UNIT, AND WINDOW MEMBER | 23 |
15 | Yang Wei | CN | Beijing | Oct 28, 2021 / 20210336564 - NANOFIBER ACTUATOR AND METHOD FOR MAKING THE SAME | 23 |
16 | Kai-Li Jiang | CN | Beijing | Oct 28, 2021 / 20210336564 - NANOFIBER ACTUATOR AND METHOD FOR MAKING THE SAME | 23 |
17 | Naoki Yamada | JP | Inagi-Shi | Feb 04, 2021 / 20210036232 - ORGANIC COMPOUND, ORGANIC LIGHT-EMITTING DEVICE, DISPLAY DEVICE, PHOTOELECTRIC CONVERSION APPARATUS, ELECTRONIC APPARATUS, LIGHTING DEVICE, AND MOVABLE BODY | 23 |
18 | Yi-Qun Li | US | Danville, CA | Sep 15, 2022 / 20220293571 - LED-Filaments and LED-Filament Lamps | 22 |
19 | Kojiro Okuyama | JP | Nara | Apr 28, 2016 / 20160115386 - FLUORESCENT MATERIAL AND LIGHT-EMITTING DEVICE | 21 |
20 | Chishio Hosokawa | JP | Sodegaura-Shi | Apr 28, 2016 / 20160118602 - MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME | 21 |
21 | Satoko Shitagaki | JP | Isehara | Jan 06, 2022 / 20220006034 - Light-Emitting Element, Light-Emitting Device, and Electronic Appliance | 21 |
22 | Chishio Hosokawa | JP | Chiba | Oct 08, 2015 / 20150287929 - ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC LIGHT EMITTING MEDIUM | 21 |
23 | Yumi Fukuda | JP | Tokyo | Jul 01, 2021 / 20210199818 - RADIATION DETECTION MATERIAL AND RADIATION DETECTION DEVICE | 20 |
24 | Jun Kamatani | JP | Tokyo | Aug 25, 2022 / 20220267256 - ORGANIC COMPOUND AND ORGANIC LIGHT-EMITTING ELEMENT | 20 |
25 | Shuwei Ma | US | Ann Arbor, MI | Sep 18, 2014 / 20140265812 - METHOD OF MANUFACTURING SPARK PLUG ELECTRODE MATERIAL | 19 |
26 | Shinjiro Okada | JP | Kamakura-Shi | Oct 13, 2016 / 20160299401 - ELECTROCHROMIC DEVICE, OPTICAL FILTER, LENS UNIT, AND IMAGING APPARATUS | 19 |
27 | Koyo Sakamoto | JP | Osaka | Nov 28, 2013 / 20130313969 - PLASMA DISPLAY PANEL | 19 |
28 | Satoshi Seo | JP | Kanagawa | Mar 24, 2016 / 20160087236 - LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING THE SAME | 19 |
29 | Akihito Saitoh | JP | Yokohama-Shi | Aug 22, 2013 / 20130216268 - NOVEL ORGANIC COMPOUND | 19 |
30 | Masashi Hashimoto | JP | Tokyo | Oct 07, 2021 / 20210312647 - DETECTING DEVICE, INFORMATION PROCESSING DEVICE, DETECTING METHOD, AND INFORMATION PROCESSING PROGRAM | 19 |
31 | Seigo Shiraishi | JP | Osaka | Nov 11, 2021 / 20210346879 - LAYERED DOUBLE HYDROXIDE, CATALYST FOR WATER ELECTROLYSIS CELL, WATER ELECTROLYSIS CELL, WATER ELECTROLYZER, AND METHOD FOR MANUFACTURING LAYERED DOUBLE HYDROXIDE | 18 |
32 | Satoshi Seo | JP | Sagamihara | Sep 15, 2022 / 20220293879 - LIGHT-EMITTING ELEMENT | 18 |
33 | Hideko Inoue | JP | Atsugi | Jan 14, 2021 / 20210013428 - Light-Emitting Element, Compound, Organic Compound, Display Module, Lighting Module, Light-Emitting Device, Display Device, Lighting Device, and Electronic Device | 18 |
34 | Agoston Boroczki | HU | Budapest | Dec 10, 2015 / 20150357178 - HIGH INTENSITY DISCHARGE LAMPS WITH DOSING AID | 18 |
35 | James D. Lykowski | US | Temperance, MI | Jan 26, 2017 / 20170022962 - INTRA-EVEN CONTROL STRATEGY FOR CORONA IGNITION SYSTEMS | 18 |
36 | Sung-Min Kim | KR | Seoul | Feb 16, 2017 / 20170047057 - ELECTRONIC DEVICE AND METHOD FOR REPRODUCING SOUND IN THE ELECTRONIC DEVICE | 18 |
37 | Soon-Ryong Park | KR | Yongin-City | Sep 17, 2015 / 20150263301 - DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME | 17 |
38 | Tsunenori Suzuki | JP | Yokohama | Jun 30, 2022 / 20220209162 - LIGHT-EMITTING DEVICE, LIGHT-EMITTING APPARATUS, ELECTRONIC DEVICE, AND LIGHTING DEVICE | 17 |
39 | Takuji Tsujita | JP | Osaka | Jun 07, 2018 / 20180159177 - SECONDARY BATTERY USING ALKALINE EARTH METAL ION MOVING DURING CHARGE AND DISCHARGE | 16 |
40 | Seung-Yong Song | KR | Yongin-City | Nov 19, 2015 / 20150329412 - DISPLAY PANEL, METHOD OF MANUFACTURING THE SAME, AND FRIT COMPOSITION USED IN THE DISPLAY PANEL | 16 |
41 | Yoshinao Ooe | JP | Kyoto | Nov 28, 2013 / 20130313969 - PLASMA DISPLAY PANEL | 16 |
42 | Woo-Suk Jung | KR | Yongin-City | Feb 12, 2015 / 20150041779 - ORGANIC LIGHT EMITTING DIODE DISPLAY AND OPTICAL FILM | 16 |
43 | Naoto Kijima | JP | Kanagawa | Aug 22, 2013 / 20130214675 - ALLOY POWDER FOR AW MATERIAL OF INORGANIC FUNCTIONAL MATERIAL AND PHOSPHOR | 15 |
44 | Takao Takiguchi | JP | Chofu-Shi | Jul 05, 2012 / 20120168739 - FLUORENE COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE | 15 |
45 | Eun-Ah Kim | KR | Yongin-City | Jul 10, 2014 / 20140193934 - ORGANIC LIGHT EMITTING DISPLAY AND MANUFACTURING METHOD THEREOF | 15 |
46 | Kwan-Hee Lee | KR | Suwon-Si | May 07, 2015 / 20150123087 - ORGANIC LIGHT EMITTING DEVICE | 15 |
47 | Eisaku Katoh | JP | Tokyo | Nov 05, 2015 / 20150318499 - ORGANIC ELECTROLUMINESCENT ELEMENT, DISPLAY DEVICE AND LIGHTING DEVICE | 15 |
48 | Tatsuo Mifune | JP | Osaka | Nov 24, 2011 / 20110285281 - PLASMA DISPLAY PANEL | 14 |
49 | Fangming Du | US | Northfield, OH | Mar 17, 2016 / 20160079053 - COMPOSITIONS AND METHODS FOR MODIFYING LUMEN MAINTENANCE CHARACTERISTICS OF PHOSPHOR-CONTAINING COATINGS | 14 |
50 | Akira Suzuki | JP | Nagoya-Shi | May 29, 2014 / 20140145405 - SPARK PLUG | 14 |
51 | Akira Suzuki | JP | Aichi | Dec 18, 2014 / 20140368105 - SPARK PLUG | 14 |
52 | Shinichiro Ishino | JP | Osaka | May 14, 2015 / 20150132879 - INKJET DEVICE, AND METHOD FOR MANUFACTURING ORGANIC EL DEVICE | 14 |
53 | Naotoshi Matsuda | JP | Chigasaki-Shi | Sep 18, 2014 / 20140265819 - PHOSPHOR AND LIGHT-EMITTING DEVICE EMPLOYING THE SAME | 14 |
54 | Rifat Ata Mustafa Hikmet | NL | Eindhoven | Sep 22, 2022 / 20220299171 - OPTICAL STRUCTURE FOR PRODUCING DECORATIVE LIGHTING EFFECTS | 13 |
55 | Jung-Suk Song | KR | Suwon-Si | Oct 27, 2011 / 20110259405 - PHOTOELECTRIC CONVERSION MODULE | 13 |
56 | Kevin J. Kowalski | US | Perrysburg, OH | Feb 18, 2016 / 20160049772 - SPARK PLUG HAVING IMPROVED GROUND ELECTRODE ORIENTATION AND METHOD OF FORMING | 13 |
57 | William J. Walker, Jr. | US | Toledo, OH | Apr 16, 2015 / 20150102721 - SPARK PLUG WITH CERAMIC ELECTRODE TIP | 13 |
58 | Jae-Myung Kim | KR | Suwon-Si | Apr 07, 2011 / 20110081576 - Negative electrode for a lithium battery, method of manufacturing the same, and lithium battery including the negative electrode | 13 |
59 | Tzung-Han Yang | TW | Taipei | Jul 12, 2012 / 20120176024 - Field emission lamp | 13 |
60 | Holger Winkler | DE | Darmstadt | Apr 21, 2016 / 20160108311 - PHOSPHORS | 13 |
61 | Matthew B. Below | US | Findlay, OH | Sep 19, 2013 / 20130241409 - NON AXIS SYMMETRIC SPARK PLUG WITH OFFSET BORE | 13 |
62 | Jun Hashimoto | JP | Osaka | Jun 25, 2015 / 20150179967 - ORGANIC EL DISPLAY DEVICE AND METHOD FOR MANUFACTURING SAME | 13 |
63 | Harue Osaka | JP | Sagamihara | Feb 04, 2021 / 20210036226 - Triarylamine Derivative, Light-Emitting Substance, Light-Emitting Element, Light-Emitting Device, and Electronic Device | 13 |
64 | Hiroko Nomura | JP | Fukuoka | Sep 10, 2015 / 20150255728 - CARBAZOLE DERIVATIVE, LIGHT-EMITTING ELEMENT MATERIAL, LIGHT-EMITTING ELEMENT, LIGHT-EMITTING DEVICE, ELECTRONIC DEVICE, AND LIGHTING DEVICE | 13 |
65 | Hee-Seong Jeong | KR | Yongin-City | Apr 24, 2014 / 20140111405 - GAMMA SETTING PATTERN OF ORGANIC LIGHT EMITTING DISPLAY DEVICE AND GAMMA SETTING METHOD USING THE SAME | 13 |
66 | William Winder Beers | US | Chesterland, OH | Nov 04, 2021 / 20210340443 - COLOR STABLE RED-EMITTING PHOSPHORS | 13 |
67 | Toshihiro Iwakuma | JP | Sodegaura-Shi | Apr 28, 2016 / 20160118602 - MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME | 13 |
68 | Jeffrey T. Boehler | US | Holland, OH | Oct 29, 2015 / 20150311682 - METHOD OF APPLYING A COATING TO A SPARK PLUG INSULATOR | 13 |
69 | Chuanjun Xia | US | Lawrenceville, NJ | Sep 15, 2022 / 20220293869 - ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES | 13 |
70 | Hideki Shimoi | JP | Hamamatsu-Shi | Dec 24, 2015 / 20150371835 - PHOTOMULTIPLIER AND ITS MANUFACTURING METHOD | 12 |
71 | William Erwin Cohen | US | Solon, OH | Sep 17, 2020 / 20200288642 - HORTICULTURE LIGHTING DEVICE | 12 |
72 | Seung-Hyun Son | KR | Suwon-Si | Jun 02, 2011 / 20110126908 - DYE SENSITIZED SOLAR CELL | 12 |
73 | Kenichi Fukuoka | JP | Sodegaura-Shi | May 15, 2014 / 20140131680 - ORGANIC ELECTROLUMINESCENCE DEVICE | 12 |
74 | Masahiro Tanaka | JP | Chiba | Mar 28, 2013 / 20130076494 - Controlling Communication Device, Controlled Body Communication Device And Controlling Communication System | 12 |
75 | Deeder Aurongzeb | US | Mayfield Heights, OH | May 09, 2013 / 20130113366 - COLOR CONTROL OF SOLID STATE LIGHT SOURCES | 12 |
76 | Jong-Hyuk Lee | KR | Yongin-City | Sep 10, 2015 / 20150255744 - ORGANIC LIGHT EMITTING DIODE | 12 |
77 | Jin-Koo Chung | KR | Suwon-Si | Dec 23, 2021 / 20210394678 - DISPLAY DEVICE AND REAR-VIEW MIRROR MODULE INCLUDING THE SAME | 12 |
78 | Amane Mochizuki | US | San Diego, CA | Apr 25, 2013 / 20130103123 - Light-Emitting Devices for Wound Healing | 12 |
79 | Klaus Stockwald | DE | Germering | Jun 26, 2014 / 20140175976 - HIGH-PRESSURE DISCHARGE LAMP | 12 |
80 | Hiroshi Kita | JP | Tokyo | Oct 09, 2014 / 20140302636 - METHOD FOR PRODUCING A MULTI-BRANCHED STRUCTURE COMPOUND ENCAPSULATING AN IRIDIUM PHOSPHORESCENT COMPOUND | 12 |
81 | Masakazu Funahashi | JP | Chiba | Jun 30, 2016 / 20160190477 - ORGANIC ELECTROLUMINESCENCE COMPOSITION, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE ELEMENT, SOLUTION OF MATERIAL FOR ORGANIC ELECTROLUMINESCENCE ELEMENT, AND ORGANIC ELECTROLUMINESCENCE ELEMENT | 12 |
82 | Jon Bennett Jansma | US | Pepper Pike, OH | Feb 16, 2017 / 20170043374 - DOUBLE LAYER COATING FOR LIGHTING FIXTURE | 12 |
83 | Keiji Okinaka | JP | Kawasaki-Shi | Aug 16, 2012 / 20120205639 - ORGANIC LIGHT EMITTING DEVICE | 12 |
84 | Naoto Hirosaki | JP | Tsukuba-Shi | Jul 30, 2015 / 20150211712 - WAVELENGTH CONVERSION MEMBER, LIGHT-EMITTING DEVICE, AND METHOD FOR PRODUCING WAVELENGTH CONVERSION MEMBER | 12 |
85 | William J. Begley | US | Webster, NY | Oct 29, 2015 / 20150311447 - ELECTROLUMINESCENT DEVICES INCLUDING ORGANIC EIL LAYER | 12 |
86 | Tay-Jian Liu | TW | Tu-Cheng | Jun 20, 2013 / 20130155695 - LED LAMP | 12 |
87 | Toshinari Ogiwara | JP | Sodegaura-Shi | Aug 18, 2022 / 20220263030 - ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE | 12 |
88 | Frederick J. Quitmeyer | US | Rochester Hills, MI | Sep 18, 2014 / 20140265815 - SPARK PLUG AND METHOD OF MANUFACTURING THE SAME | 12 |
89 | Sung Min Kim | KR | Seoul-City | Apr 19, 2012 / 20120091885 - NOVEL ORGANIC ELECTROLUMINESCENT COMPOUNDS AND ORGANIC ELECTROLUMINESCENT DEVICE USING THE SAME | 12 |
90 | Kyu-Nam Joo | KR | Suwon-Si | Sep 29, 2011 / 20110236756 - Negative electrode for lithium secondary battery and manufacturing method therreof | 11 |
91 | Masamichi Shibata | JP | Toyota-Shi | Mar 03, 2016 / 20160064903 - SPARK PLUG FOR INTERNAL COMBUSTION ENGINE AND METHOD OF MANUFACTURING SPARK PLUG | 11 |
92 | Hiroyuki Kyushima | JP | Hamamatsu-Shi | Dec 24, 2015 / 20150371835 - PHOTOMULTIPLIER AND ITS MANUFACTURING METHOD | 11 |
93 | Tomoaki Kato | JP | Aichi | Jul 19, 2012 / 20120184171 - METHOD FOR MANUFACTURING IGNITION PLUG | 11 |
94 | Yuichiro Miyamae | JP | Osaka | Jun 09, 2016 / 20160163838 - METHOD OF FABRICATING THIN-FILM SEMICONDUCTOR SUBSTRATE | 11 |
95 | Chih-Ming Lai | TW | Chu-Nan | May 23, 2013 / 20130128596 - LED BULB | 11 |
96 | Peter Lucz | HU | Budapest | Aug 21, 2014 / 20140232290 - MULTI-POWER LEVEL COMPACT FLUORESCENT LAMP ASSEMBLY | 11 |
97 | Hans-Helmut Bechtel | DE | Roetgen | Dec 31, 2020 / 20200411736 - PHOSPHOR LAYER FOR MICRO-LED APPLICATIONS | 11 |
98 | Tukaram K. Hatwar | US | Penfield, NY | Dec 30, 2021 / 20210402683 - Lightweight Structures Having Increased Structural Integrity and an Ultra-low Coefficient of Thermal Expansion | 11 |
99 | Michael Haacke | DE | Aachen | Feb 13, 2014 / 20140042889 - DISCHARGE LAMP WITH HIGH COLOR TEMPERATURE | 11 |
100 | Ryoji Nomura | JP | Yamato | Jan 07, 2016 / 20160005740 - MEMORY DEVICE AND MANUFACTURING METHOD THE SAME | 11 |