Top Inventors for class "Pipe joints or couplings" |
Rank | Inventor's name | Country | City/State | Last publication | # of patent apps in this class |
1 | Peter C. Williams | US | Cleveland Heights, OH | Mar 10, 2022 / 20220072618 - LOW-TEMPERATURE CASE HARDENING OF ADDITIVE MANUFACTURED ARTICLES AND MATERIALS AND TARGETED APPLICATION OF SURFACE MODIFICATION | 38 |
2 | Douglas R. Dole | US | Whitehouse Station, NJ | Nov 25, 2021 / 20210362210 - Roller Set Having a Burnishing Roller | 29 |
3 | Mark A. Clason | US | Orwell, OH | Aug 18, 2022 / 20220260164 - CHECK VALVE | 20 |
4 | Avi Chiproot | IL | Kfar-Saba | Jun 17, 2021 / 20210180697 - COMPRESSIBILE SEAL FOR PIPE CLAMP | 20 |
5 | Alain-Christophe Tiberghien | FR | Sevrier | Aug 04, 2022 / 20220243851 - MALE ELEMENT OF A FLUIDIC COUPLING, FLUIDIC COUPLING COMPRISING SUCH A MALE ELEMENT AND METHOD FOR ASSEMBLING SUCH A MALE ELEMENT | 17 |
6 | Haruo Nakata | JP | Sakai-Shi | Dec 04, 2014 / 20140353969 - TUBE CONNECTION STRUCTURE | 14 |
7 | Andrew P. Marshall | US | University Heights, OH | Aug 18, 2022 / 20220260164 - CHECK VALVE | 13 |
8 | Eliezer Krausz | IL | Tel Aviv | Jun 14, 2012 / 20120146328 - PIPE CLAMP ASSEMBLY WITH TIGHTENING ELEMENT KEEPER | 12 |
9 | David B. Crompton | US | Tiverton, RI | Jun 30, 2016 / 20160186901 - Fitting Adapter with Integrated Mounting Assembly, Device and Method | 12 |
10 | Mark A. Bennett | US | Bainbridge Township, OH | Dec 17, 2015 / 20150362101 - PULL-UP BY TORQUE FITTING WITH COMPRESSIBLE MEMBER | 12 |
11 | Cal R. Brown | US | Lyndhurst, OH | Oct 14, 2021 / 20210317933 - CONDUIT FITTING WITH COMPONENTS ADAPTED FOR FACILITATING ASSEMBLY | 11 |
12 | John D. Karkosiak | US | Broadview Heights, OH | Dec 17, 2015 / 20150362101 - PULL-UP BY TORQUE FITTING WITH COMPRESSIBLE MEMBER | 10 |
13 | Eric Verger | FR | Gommegnies | Nov 06, 2014 / 20140327242 - TUBULAR COMPONENT FOR BORING AND EXPLOITING HYDROCARBONS WELLS AND RESULTANT THREADED JOINT | 10 |
14 | Kunio Goto | JP | Kobe-Shi | Jul 30, 2015 / 20150210888 - COMPOSITION FOR SOLID COATING FORMATION AND TUBULAR THREADED JOINT | 10 |
15 | Philippe Le Quere | FR | Betton | Apr 19, 2018 / 20180106400 - CONNECTING DEVICE HAVING A MOVABLE SEAL FOR CHAMFERED TUBE | 9 |
16 | Christophe Durieux | FR | Gilly Sur Isere | Aug 11, 2022 / 20220252195 - CONNECTOR ELEMENT | 9 |
17 | Lawrence P. Heren | US | East Peoria, IL | Nov 26, 2015 / 20150338007 - QUICK CONNECT/DISCONNECT ADAPTOR SYSTEM | 9 |
18 | David E. Sisk | US | Bonne Terre, MO | May 05, 2016 / 20160123473 - Butterfly valve having an integral seat | 9 |
19 | Dale C. Arstein | US | Highland Heights, OH | Sep 14, 2017 / 20170261137 - COMPONENT RETAINING STRUCTURE FOR CONDUIT FITTING | 9 |
20 | Robert R. Brimble | US | Edwards, IL | Nov 26, 2015 / 20150338007 - QUICK CONNECT/DISCONNECT ADAPTOR SYSTEM | 8 |
21 | John Gibb | CA | Beeton | Nov 27, 2014 / 20140346769 - Fitting For Joining Pipe Elements | 8 |
22 | Robert E. Smith, Iii | US | Missouri City, TX | Apr 19, 2018 / 20180106403 - Subsea Hydraulic Coupling With Metal Bore Liner | 8 |
23 | Michael V. Porter | US | Easton, PA | Sep 04, 2014 / 20140246852 - Combination Sealing Member and Pipe Couplings | 8 |
24 | Charles A. Lehmann | US | Metamora, IL | Nov 26, 2015 / 20150338007 - QUICK CONNECT/DISCONNECT ADAPTOR SYSTEM | 8 |
25 | Scott D. Madara | US | Nazareth, PA | Mar 19, 2020 / 20200088329 - Pipe Element Having Wedging Groove | 7 |
26 | Stephan Cordes | DE | Arnsberg | Jan 15, 2015 / 20150014985 - VACUUM CLEANER SUCTION TUBE | 7 |
27 | Jonathan Clark Swift | GB | Cambridge | Jul 23, 2015 / 20150204754 - Transportable Hose-Test Containers, Systems And Methods | 7 |
28 | Michio Yamaji | JP | Osaka-Shi | Sep 22, 2022 / 20220299432 - CONCENTRATION MEASUREMENT DEVICE | 7 |
29 | Tobin Berry | US | Chagrin Falls, OH | Dec 17, 2015 / 20150362101 - PULL-UP BY TORQUE FITTING WITH COMPRESSIBLE MEMBER | 7 |
30 | Martin Lechner | DE | Lindlar | Mar 10, 2022 / 20220077628 - PLUG SCREW CONNECTION SYSTEM | 7 |
31 | Martin Cordes | DE | Sundern | Jan 15, 2015 / 20150014985 - VACUUM CLEANER SUCTION TUBE | 7 |
32 | Eliette Pinel | FR | Sainte-Euphemie | Sep 03, 2015 / 20150247060 - PROCESS FOR PREPARING A STABLE AQUEOUS DISPERSION OF POLYAMIDE-IMIDE WHICH IS FREE OF CARCINOGENIC, MUTAGENIC OR REPROTOXIC SUBSTANCES, AND APPLICATION TO COATINGS | 7 |
33 | Libardo Ochoa Dias | US | Pawtucket, RI | Jun 30, 2016 / 20160186901 - Fitting Adapter with Integrated Mounting Assembly, Device and Method | 7 |
34 | Tommy L. Jamison | US | Hernando, MS | Dec 10, 2015 / 20150354737 - COUPLING USING SEALANT FOR SEALING SECURED COMPONENTS | 6 |
35 | Philippe Blivet | FR | Rennes | Jun 23, 2011 / 20110148107 - BAYONET CONNECTION FOR COUPLING BODIES | 6 |
36 | Benjamin A. Johnson | US | Lynnwood, WA | Oct 01, 2015 / 20150276101 - Bulkhead Fitting Assembly | 6 |
37 | Jochem-Andreas Heß | DE | Wipperfurth | Apr 28, 2016 / 20160116095 - LINE CONNECTOR AND LINE SET FOR FLUID MEDIA | 6 |
38 | Duane K. Smith | US | St. Charles, MO | Jun 08, 2017 / 20170159863 - PIPE-FITTING WITH ADAPTOR ASSEMBLY AND RELATED METHODS | 6 |
39 | Takashi Shimamura | JP | Sakai-Shi | Dec 04, 2014 / 20140353969 - TUBE CONNECTION STRUCTURE | 6 |
40 | Joshua Lewis Colman | IL | Jerusalem | Sep 22, 2022 / 20220296842 - ADAPTER | 6 |
41 | Mark J. Tausch | US | West Chester, OH | Dec 29, 2016 / 20160377209 - SWIVEL JOINT | 6 |
42 | Jack Pollack | US | Houston, TX | Oct 09, 2014 / 20140300104 - PIPE CONNECTION | 6 |
43 | Thomas L. Hennemann | US | Cottage Grove, MN | Jul 17, 2014 / 20140197632 - PIPE COUPLING | 6 |
44 | Mark D. Bearer | US | Akron, OH | Dec 17, 2015 / 20150362101 - PULL-UP BY TORQUE FITTING WITH COMPRESSIBLE MEMBER | 6 |
45 | Brian T. Ignaczak | US | Rochester, MI | Feb 04, 2021 / 20210033227 - JOINT ASSEMBLY, V-CLAMP, AND END FLANGES | 6 |
46 | Howard C.b. Kuhns | US | Aurora, OH | May 28, 2015 / 20150145245 - ADVANCED GEOMERTY FERRULE | 6 |
47 | Lawrence J. Smith | US | Stamford, CT | Jul 13, 2017 / 20170201078 - SLIP CONDUIT CONNECTOR AND SYSTEM AND METHOD OF INSTALLING ELECTRICAL CONDUIT WITH A SLIP CONDUIT CONNECTOR | 6 |
48 | Harald Hagen | DE | Wipperfurth | Dec 27, 2018 / 20180372253 - TOOTH DISK HAVING MULTI-WEB HOLDING TEETH | 6 |
49 | Masaaki Sugino | JP | Nishinomiya-Shi | Sep 20, 2012 / 20120235406 - THREADED JOINT FOR STEEL PIPES | 5 |
50 | Jim Kerin | US | Gross Pointe Woods, MI | Oct 04, 2012 / 20120247179 - SENSOR HOUSING AND LATCHING MECHANISM FOR SENSOR HOUSING | 5 |
51 | Hans Jensen | DE | Dettingen Unter Teck | Sep 12, 2019 / 20190275862 - VEHICLE HEATING SYSTEM | 5 |
52 | Clifton P. Breay | US | Littleton, CO | Mar 10, 2016 / 20160069495 - BONDING CLIP FOR FLUID CONDUIT COUPLING | 5 |
53 | Josef Brandt | DE | Wipperfurth | Nov 07, 2013 / 20130292935 - PREASSEMBLED MEDIA LINE | 5 |
54 | James C. Leslie, Ii | US | Mission Viejo, CA | Feb 04, 2016 / 20160033063 - COMPOSITE TO METAL END FITTING JOINT | 5 |
55 | Danton Gutierrez-Lemini | US | Grand Prairie, TX | Sep 17, 2015 / 20150259181 - LOAD COMPENSATOR HAVING TENSION SPRING ASSEMBLIES CONTAINED IN A TUBULAR HOUSING | 5 |
56 | Marvin Josephson | US | Huntington Beach, CA | Feb 04, 2016 / 20160033063 - COMPOSITE TO METAL END FITTING JOINT | 5 |
57 | Tsutomu Shinohara | JP | Osaka-Shi | Sep 01, 2022 / 20220275871 - DIAPHRAGM VALVE | 5 |
58 | Erik M. Howard | US | Baytown, TX | Oct 09, 2014 / 20140300102 - Swivel Misalignment Coupling for Connecting Conduit Sections | 5 |
59 | James D. Pisula, Jr. | US | Fort Collins, CO | Nov 29, 2012 / 20120299290 - Latch Assembly for Joining Two Conduits | 5 |
60 | Joseph William Pallini, Jr. | US | Tomball, TX | Mar 13, 2014 / 20140070526 - Protected Integral Metal to Metal Seal | 5 |
61 | James P. Irwin | US | Renton, WA | May 05, 2016 / 20160123512 - Electrostatic Discharge Protected Ferrule | 5 |
62 | Shigeo Nagasaku | JP | Nishinomiya-Shi | Sep 20, 2012 / 20120235406 - THREADED JOINT FOR STEEL PIPES | 5 |
63 | Scott R. Swank | US | Williamsport, IN | Jun 30, 2016 / 20160186897 - EXHAUST SYSTEM CONDUIT WITH THERMAL/NOISE INSULATION | 5 |
64 | Vance W. Henry | US | Easton, PA | Nov 24, 2011 / 20110285094 - Ring Seal With Offset Centroids | 5 |
65 | Ravikumar Narayanan | US | Fort Collins, CO | Jul 30, 2015 / 20150211561 - CLAMP FOR SANITARY FITTING | 5 |
66 | Peter Jeroen Cloos | NL | Enkhuizen | May 12, 2016 / 20160131287 - HIGH PRESSURE PIPE COUPLING CONSTRUCTION, AS WELL AS METHOD FOR FORMING SAID COUPLING CONSTRUCTION | 5 |
67 | Sascha Rosenfeldt | DE | Dortmund | Dec 19, 2013 / 20130336643 - LINE CONNECTOR FOR MEDIA LINES | 5 |
68 | Shogo Kaneko | JP | Hyogo | Apr 14, 2016 / 20160102792 - PIPE JOINT | 5 |
69 | Gabriel E. Carcagno | AR | Buenos Aires | Feb 09, 2012 / 20120032435 - THREADED JOINT FOR TUBES, PIPES AND THE LIKE | 5 |
70 | Yoshinori Itani | JP | Hyogo | Apr 14, 2016 / 20160102792 - PIPE JOINT | 5 |
71 | George A. Carlson | US | Ravenna, OH | Jan 22, 2015 / 20150021903 - CONDUIT FITTING WITH PULL-UP INDICATION | 5 |
72 | James Heard | US | Huntington Beach, CA | Feb 04, 2016 / 20160033063 - COMPOSITE TO METAL END FITTING JOINT | 5 |
73 | Shozo Kishi | JP | Hyogo | Apr 14, 2016 / 20160102792 - PIPE JOINT | 5 |
74 | Wayne Spears | US | Sylmar, CA | Apr 07, 2016 / 20160097477 - PIPE COUPLING | 5 |
75 | Takashi Yokomizo | JP | Hyogo | Apr 14, 2016 / 20160102792 - PIPE JOINT | 5 |
76 | Kenneth P. Krohn | US | Oceanside, CA | Nov 24, 2011 / 20110284540 - CONTAINER SEALING DEVICE | 5 |
77 | John M. Peirce | US | Portage, MI | Jan 28, 2016 / 20160025248 - UNIVERSAL TUBE FITTING ADAPTABLE FOR DIFFERENT SIZED TUBES | 5 |
78 | Reiner Mitterer | DE | Wipperfurth | Jul 01, 2021 / 20210199219 - CONNECTOR ARRANGEMENT FOR MEDIA PIPELINES, AND METHOD FOR CONNECTING MEDIA PIPELINES | 5 |
79 | Bruce E. Morris | US | Houston, TX | Dec 02, 2010 / 20100301597 - REVERSE FLOW WYE CONNECTOR | 5 |
80 | James C. Leslie | US | Fountain Valley, CA | Feb 04, 2016 / 20160033063 - COMPOSITE TO METAL END FITTING JOINT | 5 |
81 | David Llewellyn Mallis | US | The Woodlands, TX | Aug 29, 2013 / 20130219686 - STEP-TO-STEP WEDGE THREAD CONNECTIONS AND RELATED METHODS | 5 |
82 | Wayne Ernest Conrad | CA | Hampton | Sep 22, 2022 / 20220296055 - HAND CARRYABLE SURFACE CLEANING APPARATUS | 5 |
83 | Randall Mark Leasure | US | Monument, CO | Aug 22, 2013 / 20130214529 - HYBRID TUBE CONNECTOR PORT | 5 |
84 | Werner Kury | DE | Mullheim | Jun 07, 2018 / 20180156366 - SANITARY LINE ATTACHMENT | 5 |
85 | Kohei Ikeda | JP | Hyogo | Apr 14, 2016 / 20160102792 - PIPE JOINT | 5 |
86 | Rolf Janssen | US | Atlanta, GA | Jun 09, 2016 / 20160160733 - DECOUPLER FOR FLEXIBLE CONNECTION OF EXHAUST PIPES | 5 |
87 | Takaaki Kagawa | JP | Hyogo | Apr 14, 2016 / 20160102792 - PIPE JOINT | 5 |
88 | Tomohiro Nakata | JP | Osaka-Shi | Apr 19, 2018 / 20180106385 - DIAPHRAGM VALVE | 5 |
89 | Donald R. Gilbreath | US | Castle Rock, CO | Oct 15, 2015 / 20150292661 - High Pressure, Large Inner Diameter Hose Coupling With Termination Attachment | 5 |
90 | Hiroyuki Kitagawa | JP | Tokyo | Jan 06, 2022 / 20220007317 - ELECTRONIC APPARATUS, ELECTRONIC SYSTEM, AND METHOD | 5 |
91 | Gregory P. Cruse | US | Arlington, TX | Feb 09, 2012 / 20120032434 - PRESSURE ISOLATION SYSTEM FOR FLEXIBLE PIPE JOINTS | 4 |
92 | Martin G. Ward | US | Lakewood, CO | Dec 23, 2010 / 20100320757 - APPARATUS AND METHOD FOR SUPPORTING A PIPE COUPLING | 4 |
93 | George W. Peppel | US | Corsicana, TX | Feb 09, 2012 / 20120032434 - PRESSURE ISOLATION SYSTEM FOR FLEXIBLE PIPE JOINTS | 4 |
94 | Karl Weinhold | DE | Neuss | Dec 27, 2012 / 20120326440 - PIPE COUPLING FOR CONNECTING TWO PIPE ENDS | 4 |
95 | Kris L. Church | US | Montgomery, TX | Sep 22, 2011 / 20110227331 - Connection System for Tubular Members | 4 |
96 | Robert J. Elshof | US | Fort Collins, CO | Nov 29, 2012 / 20120299290 - Latch Assembly for Joining Two Conduits | 4 |
97 | Charles E. Wilk, Jr. | US | Slatington, PA | Jul 31, 2014 / 20140210206 - Pipe Element Having Shoulder, Groove and Bead | 4 |
98 | Carl T. Whitaker | US | Berthoud, CO | Dec 31, 2020 / 20200408312 - MULTI-PORT VALVE | 4 |
99 | William T. Flynn | US | Horton, MI | Sep 04, 2014 / 20140246112 - ELECTRICALLY CONDUCTIVE SEALS FOR FLUID CONVEYANCE SYSTEMS | 4 |
100 | Matthew A. Bowman | US | Palmer, PA | Aug 18, 2022 / 20220260188 - Coupling Having Visual Installation Indicators | 4 |