Top Inventors for class "Pipes and tubular conduits" |
Rank | Inventor's name | Country | City/State | Last publication | # of patent apps in this class |
1 | Larry W. Kiest, Jr. | US | Ottawa, IL | Sep 12, 2019 / 20190277437 - Apparatus and Method for Repairing the Junction of a Sewer Main and Lateral Pipe | 32 |
2 | Kristian Glejbol | DK | Glostrup | Jan 07, 2016 / 20160003382 - AN UNBONDED FLEXIBLE PIPE | 13 |
3 | Geoffrey Stephen Graham | GB | Newcastle Upon Tyne | Nov 27, 2014 / 20140345739 - FLEXIBLE PIPE BODY AND METHOD OF MANUFACTURE | 11 |
4 | Frederick W. Zeyfang | US | Erie, PA | Jun 26, 2014 / 20140174584 - Open ended industrial pipe cap for smaller diameter pipes | 10 |
5 | Kenji Fujii | JP | Hiratsuka-Shi | Jan 10, 2013 / 20130008551 - LATERAL PIPE LINING MATERIAL, METHOD FOR PRODUCTION OF SAME, AND LATERAL PIPE LINING PROCESS | 9 |
6 | Herbert Baltes | DE | Losheim | Nov 17, 2016 / 20160333896 - ACCUMULATOR DEVICE | 9 |
7 | Koji Kaneta | JP | Hiratsuka-Shi | Jan 10, 2013 / 20130008551 - LATERAL PIPE LINING MATERIAL, METHOD FOR PRODUCTION OF SAME, AND LATERAL PIPE LINING PROCESS | 8 |
8 | Takao Kamiyama | JP | Hiratsuka-Shi | Aug 25, 2022 / 20220268388 - SPACER FOR ADJUSTING THE POSITION OF A REHABILITATION PIPE AND POSITION ADJUSTING METHOD USING SUCH | 8 |
9 | Andreas Dowe | DE | Borken | Oct 02, 2014 / 20140291032 - PROCESS FOR THE PRODUCTION OF A PIPE LINED WITH AN INLINER | 8 |
10 | Peter A. Quigley | US | Duxbury, MA | Apr 23, 2015 / 20150107820 - SYSTEM AND METHODS FOR REMOVING FLUIDS FROM A SUBTERRANEAN WELL | 7 |
11 | Joel Aron Witz | GB | Surrey | Nov 03, 2011 / 20110268508 - Improvements Relating to Pipe | 7 |
12 | Carlos E. Marin | US | Oxford, MI | Dec 29, 2016 / 20160376720 - ELECTRO CERAMIC COATED ALUMINUM TRANSMISSION COMPONENTS | 6 |
13 | Leonid Basin | US | Farmington Hills, MI | Mar 31, 2022 / 20220099179 - TRANSMISSION INTEGRATED CONVERTER FLOW | 6 |
14 | Neville Dodds | GB | Newcastle-Upon-Tyne | Mar 10, 2016 / 20160069484 - A FLEXIBLE PIPE BODY AND METHOD OF MANUFACTURE | 6 |
15 | Kazutaka Katayama | JP | Komaki-Shi | Feb 26, 2015 / 20150056393 - RESIN COMPOSITION FOR FUEL TUBES, AND FUEL TUBE | 6 |
16 | Kevin J. Gebke | US | Dubuque, IA | Nov 18, 2021 / 20210356162 - Apparatus for Tensioning Pliable Airducts While Supporting Internal HVAC Components | 6 |
17 | Rainer Goering | DE | Borken | Jan 06, 2022 / 20220003338 - THERMOPLASTIC COMPOSITE PIPE WITH MULTILAYER INTERMEDIATE LAMINA | 6 |
18 | Tokai Rubber Industries, Ltd. | JP | Komaki-Shi | Jul 25, 2013 / 20130187317 - FLUID-FILLED VIBRATION DAMPING RUBBER DEVICE | 6 |
19 | Gary Dean Ragner | US | Gainesville, FL | Apr 28, 2016 / 20160116087 - MULTI-LAYER PRESSURE ACTUATED EXTENDABLE HOSE | 6 |
20 | Adam Jackson | NO | Trondheim | Mar 03, 2016 / 20160059474 - METHOD FOR PROVIDING FEATURES TO A PIPE SURFACE | 5 |
21 | Takuya Hara | JP | Tokyo | Jul 10, 2014 / 20140190597 - HOT COIL FOR LINE PIPE USE AND METHOD OF PRODUCTION OF SAME | 5 |
22 | Martin Peter William Jones | GB | Chichester | Jun 09, 2016 / 20160161029 - Fluid Conduit | 5 |
23 | Hitoshi Asahi | JP | Tokyo | May 16, 2013 / 20130118632 - OIL COUNTRY TUBULAR GOODS WITH DUAL PHASE STRUCTURE AND PRODUCING METHOD THEREOF | 5 |
24 | William A. Niehaus | US | Holy Cross, IA | Nov 18, 2021 / 20210356162 - Apparatus for Tensioning Pliable Airducts While Supporting Internal HVAC Components | 5 |
25 | Takao Kamiyama | JP | Kanagawa-Ken | Jan 29, 2015 / 20150027577 - APPARATUS AND METHOD FOR SUPPORTING A REHABILITATION PIPE | 5 |
26 | Michael Feechan | US | Katy, TX | Apr 23, 2015 / 20150107820 - SYSTEM AND METHODS FOR REMOVING FLUIDS FROM A SUBTERRANEAN WELL | 5 |
27 | Xinyu Zhao | US | Cincinnati, OH | Oct 07, 2021 / 20210309851 - Binder Composition For Sintering Inorganic Particles and Process For Using Same | 5 |
28 | David William Litchfield | US | Midlothian, VA | Mar 17, 2016 / 20160076674 - KNIT FABRIC AND AN ARTICLE COMPRISING SAME | 5 |
29 | Frank Heim | US | Platteville, WI | Jun 08, 2017 / 20170159966 - PLIABLE-WALL AIR DUCTS WITH INTERNAL EXPANDING STRUCTURES | 5 |
30 | Cary Pinkalla | US | Fox Point, WI | Jun 08, 2017 / 20170159966 - PLIABLE-WALL AIR DUCTS WITH INTERNAL EXPANDING STRUCTURES | 5 |
31 | Karl Kuhmann | DE | Duelmen | Dec 31, 2015 / 20150375478 - FIBRE COMPOSITE HYBRID COMPONENTS | 5 |
32 | Christopher Mcgrady | US | Florence, KY | Apr 21, 2016 / 20160109040 - Pipe Section having Polyarylene Sulfide Composition Barrier Layer | 4 |
33 | Charles Alexander Tavner | GB | West Sussex | Jun 09, 2016 / 20160161029 - Fluid Conduit | 4 |
34 | Nicky Weppenaar | DK | Copenhagen K | Mar 05, 2015 / 20150059904 - UNBONDED FLEXIBLE PIPE WITH AN OPTICAL FIBER CONTAINING LAYER | 4 |
35 | Naoki Oyaizu | JP | Komaki-Shi | Sep 10, 2015 / 20150255188 - CONDUCTIVE SHAFT AND CONDUCTIVE ROLL FOR OA EQUIPMENT USING THE SHAFT, AND METHOD OF PRODUCING CONDUCTIVE SHAFT | 4 |
36 | Thomas W. Wideman | US | Milton, MA | Oct 10, 2013 / 20130264118 - Methods and Apparatus for Mechanical and Thermal Drilling | 4 |
37 | Anthony Bonnet | FR | Beaumont Le Roger | Sep 29, 2011 / 20110232735 - THREE-LAYER FILM FOR A PHOTOVOLTAIC CELL | 4 |
38 | Monroe William Shumate | US | Littleton, CO | Feb 21, 2013 / 20130045352 - NON-WOVEN FIRE BARRIER MAT | 4 |
39 | Reginald Selirio | CA | Calgary | Apr 07, 2016 / 20160097411 - FLOW CONDITIONER AND METHOD OF DESIGNING SAME | 4 |
40 | Eileen Wan | CA | Richmond Hill | Apr 21, 2016 / 20160109052 - HIGH TEMPERATURE FIELD JOINTS | 4 |
41 | Martin E. Forrester | CA | Trenton | Nov 13, 2014 / 20140332108 - Stretch hose and hose production method | 4 |
42 | Mark A. Smith | US | Natrona Heights, PA | Apr 04, 2013 / 20130084838 - System, method, and apparatus for viewing underground structures | 4 |
43 | Stefan Hauk | DE | Hilchenbach | Feb 04, 2021 / 20210034019 - PROFESSIONALLY CUSTOMIZABLE TIMEPIECE | 4 |
44 | Rong Luo | US | Florence, KY | Aug 20, 2020 / 20200262962 - Low Emission Polyoxymethylene Composition | 4 |
45 | Joseph J. Grenci | US | Florence, KY | Apr 21, 2016 / 20160109040 - Pipe Section having Polyarylene Sulfide Composition Barrier Layer | 4 |
46 | Matthias Weiss | DE | Hilchenbach | Feb 04, 2021 / 20210033230 - LINE ELEMENT WITH FRICTION-REDUCING LAYER | 4 |
47 | Lowell L. Wood, Jr. | US | Bellevue, WA | Dec 09, 2021 / 20210381772 - TEMPERATURE-CONTROLLED PORTABLE COOLING UNITS | 4 |
48 | Cameron Manners | CA | Oshawa | Jun 30, 2016 / 20160186911 - LINER ASSEMBLY FOR PIPELINE REPAIR OR REINFORCEMENT AND METHOD OF INSTALLING SAME | 4 |
49 | Martin Anker | SE | Hisings Karra | Oct 13, 2016 / 20160297949 - CROSSLINKABLE POLYETHYLENE COMPOSITION COMPRISING A SILANOL CONDENSATION CATALYST | 4 |
50 | Jordan Twist | US | Newport Beach, CA | Sep 10, 2015 / 20150252917 - COMPOSITE UNDERGROUND PIPE STRUCTURE | 4 |
51 | Peter Jackson | CA | Toronto | May 24, 2012 / 20120128906 - CROSSLINKED CHLORINATED POLYOLEFIN COMPOSITIONS | 4 |
52 | Michael A. Ruby | US | Cincinnati, OH | Apr 21, 2016 / 20160109040 - Pipe Section having Polyarylene Sulfide Composition Barrier Layer | 4 |
53 | Kuniaki Miyake | JP | Fujisawa | Nov 13, 2014 / 20140332106 - ACCUMULATOR | 4 |
54 | Carsten Ellersiek | DE | Lengerich | Jan 23, 2014 / 20140020784 - PROCESS FOR THE CONTINUOUS PRODUCTION OF FOAMS IN PIPES | 4 |
55 | Kazuto Yamakawa | JP | Hiratsuka | Jul 11, 2013 / 20130174933 - Hose for Transporting Refrigerant | 4 |
56 | David W. Eastep | US | Winona, MN | Dec 30, 2021 / 20210403708 - Fiber-Reinforced Polymer Composition | 4 |
57 | Andreas Bichler | AT | Ebbs/tirol | Dec 03, 2015 / 20150345687 - LINING ELEMENT FOR THE REHABILITIATION OF A PIPELINE | 4 |
58 | Eric J. Barth | US | Nashville, TN | Oct 13, 2016 / 20160296267 - SYSTEM AND APPARATUS FOR PERFORMING TRANSFORMINAL THERAPY | 4 |
59 | Dietmar Baumhoff | DE | Olpe | Feb 04, 2021 / 20210033230 - LINE ELEMENT WITH FRICTION-REDUCING LAYER | 4 |
60 | Yuji Takagi | JP | Komaki-Shi | Sep 27, 2012 / 20120240404 - Composite Hose with a Corrugated Metal Tube and Method for Making the Same | 4 |
61 | Alain Coutarel | FR | Mont Saint Aignan | Sep 26, 2013 / 20130247996 - FLEXIBLE SUBMARINE PIPE COMPRISING A LAYER COMPRISING A POLYMER RESIN COMPRISING ALUMINOSILICATE OR MAGNESIUM SILICATE NANOTUBES | 4 |
62 | Thomas Marti | US | Mars, PA | Sep 17, 2015 / 20150258731 - Fusion Process for Conduit | 4 |
63 | Kenji Fujii | JP | Kanagawa-Ken | Sep 04, 2014 / 20140246108 - PIPE REHABILITATION METHOD | 4 |
64 | Jean-Pierre Queau | FR | Nice | Jan 19, 2012 / 20120012221 - COMPOSITE HOSE AND METHOD FOR FABRICATING SUCH A HOSE | 4 |
65 | Brian Henry | US | Sun Prairie, WI | Mar 19, 2015 / 20150075665 - REFRIGERANT HOSE WITH METAL FOIL LAYER | 4 |
66 | Koji Kaneta | JP | Kanagawa-Ken | Sep 04, 2014 / 20140246108 - PIPE REHABILITATION METHOD | 4 |
67 | Shinya Sakamoto | JP | Tokyo | Nov 22, 2012 / 20120291907 - HIGH-STRENGTH WELDED STEEL PIPE AND METHOD FOR PRODUCING THE SAME | 4 |
68 | Mrinal Kanti Banerjee | IN | Mumbai | Jul 02, 2015 / 20150183192 - PRINTED POLYSTER FILM BASED LAMINATE, METHOD OF MAKING AND APPLICATION THEREOF | 4 |
69 | Roderick A. Hyde | US | Redmond, WA | Mar 19, 2020 / 20200090805 - MONITORING TREATMENT COMPLIANCE USING PATIENT ACTIVITY PATTERNS | 4 |
70 | Laurence Waino Mckeen | US | Sewell, NJ | Jan 22, 2015 / 20150024193 - Fluoropolymer Non-Stick Coatings | 4 |
71 | Norbert Weber | DE | Sulzbach/saar | Aug 21, 2014 / 20140230939 - HYDRAULIC ACCUMULATOR IN FORM OF A BELLOWS ACCUMULATOR | 4 |
72 | Tomonori Shibata | JP | Hitachi | May 12, 2016 / 20160131283 - METHOD FOR MANUFACTURING A RUBBER HOSE | 3 |
73 | Carl J. Garrett | US | Beverly, MA | May 18, 2017 / 20170138514 - Stretch hose and hose production method | 3 |
74 | Victoria Y.h. Wood | US | Livermore, CA | Jan 03, 2019 / 20190001128 - CONTROLLING EAR STIMULATION IN RESPONSE TO ELECTRICAL CONTACT SENSING | 3 |
75 | Donald R. Gilbreath | US | Castle Rock, CO | Oct 15, 2015 / 20150292661 - High Pressure, Large Inner Diameter Hose Coupling With Termination Attachment | 3 |
76 | Angus George Bowie | GB | Aberdeen | Aug 08, 2013 / 20130199651 - PIPELINE ISOLATION TOOL AND METHOD | 3 |
77 | Robert Daniel Derochemont, Jr. | US | Gainesville, FL | Apr 28, 2016 / 20160116087 - MULTI-LAYER PRESSURE ACTUATED EXTENDABLE HOSE | 3 |
78 | Donghui Ma | JP | Osaka | Feb 11, 2016 / 20160040910 - SUNLIGHT CONCENTRATING APPARATUS | 3 |
79 | François-Régis Pionetti | FR | La Baleine | Nov 28, 2013 / 20130315673 - Curvature Limiter For A Flexible Undersea Line, And Seabed-To-Surface Linking Equipment Including Same | 3 |
80 | Ralph Kettl | CH | Paspels | Jan 05, 2012 / 20120000562 - BRAKE BOOSTER LINE | 3 |
81 | Richard Damon Goodman Roberts | GB | Hampshire | Jul 23, 2015 / 20150204472 - COMPOSITE PIPE END CONNECTOR | 3 |
82 | Clarence T. Tegreene | US | Mercer Island, WA | Dec 09, 2021 / 20210381772 - TEMPERATURE-CONTROLLED PORTABLE COOLING UNITS | 3 |
83 | Tomonori Saito | JP | Hitachi | May 12, 2016 / 20160131283 - METHOD FOR MANUFACTURING A RUBBER HOSE | 3 |
84 | Robert Cohen | IL | Ein Sarid | Jun 20, 2013 / 20130153076 - DURABLE SEMI-RIGID SINGLE-LAYER FLEXIBLE DUCT | 3 |
85 | Andreas Bauer | DE | Obernburg | Aug 11, 2022 / 20220252186 - FLUID LINE HAVING A PIPE | 3 |
86 | Abed Masarwa | IL | Taybi | Oct 03, 2013 / 20130257042 - Fitting Assembly Having Separate Seal and Barb Arrangement for Engaging A Flexible Pipe | 3 |
87 | Keita Yanagihara | JP | Osaka | Oct 22, 2015 / 20150300535 - PIPE | 3 |
88 | Charles M. Princell | US | Graham, NC | Nov 07, 2013 / 20130291984 - Insulation Assemblies, Insulated Conduit Assemblies, and Related Methods | 3 |
89 | Siw Bodil Fredriksen | NO | Skien | Dec 17, 2015 / 20150361228 - PROCESS | 3 |
90 | Andreas Bichler | AT | Tirol | Mar 03, 2016 / 20160061374 - Method for the Rehabilitation of a Pipeline, Application Device and Read-out Device | 3 |
91 | Rich Hahn | US | Ortonville, MI | Oct 22, 2015 / 20150300537 - METHOD OF FORMING A HOSE ASSEMBLY | 3 |
92 | Nathan P. Myhrvold | US | Medina, WA | Mar 19, 2020 / 20200090805 - MONITORING TREATMENT COMPLIANCE USING PATIENT ACTIVITY PATTERNS | 3 |
93 | Keith B. Oxner | US | Chesterfield, MA | Feb 04, 2016 / 20160033073 - CURED IN PLACE LINER SYSTEM AND INSTALLATION METHODS | 3 |
94 | Mark Allan Lamontia | US | Landenberg, PA | Sep 12, 2019 / 20190274376 - Printable Heaters for Wearables and Other Articles | 3 |
95 | Vance M. Kramer, Jr. | US | Perrysburg, OH | Jan 15, 2015 / 20150013903 - COUPLING DEVICE FOR TUBE WITH ANNULAR CORRUGATIONS | 3 |
96 | Tamás Katona | HU | Algyo | Jan 07, 2016 / 20160003381 - FLEXIBLE METAL PIPE, METHOD AND APPARATUS FOR PRODUCING THE SAME, AND HOSE COMPRISING THE FLEXIBLE METAL PIPE | 3 |
97 | Kenzo Saiki | JP | Ibi-Gun | Feb 04, 2016 / 20160033057 - HEAT RELEASING PIPE | 3 |
98 | Inger-Margrete Procida | DK | Hellerup | Aug 27, 2015 / 20150240971 - UNBONDED FLEXIBLE PIPE | 3 |
99 | Daniel A. Sawchuk | CA | Chestermere | Mar 03, 2016 / 20160061372 - Heated Flow Conditioning Systems And Methods of Using Same | 3 |
100 | Bill Ghiglieri | US | Reno, NV | Apr 09, 2015 / 20150096640 - In-Line Water Hammer Arrester | 3 |