Inventor · disambiguated record
Takeo Yamaguchi
Also filed as: YAMAGUCHI TAKEO
32 granted patents·20 pending applications·420 citations·filing 1991–2023
97Inventor score
Top patents by PatentIndex Score
52 records- 0197US10354785B2Passive thermal switch devices having thermal switch material that passively switches between a thermal insulating state and a thermal conducting state and vehicles having the sameTOYOTA MOTOR CO LTD·Filed 2017·Granted Jul 16, 2019·31 cites·18 claims
- 0294US7340204B2Color image forming apparatus and process cartridge thereforRICOH KK·Filed 2005·Granted Mar 4, 2008·21 cites·11 claims
- 0394US6289654B1Method of manufacturing an ink cartridge for use in ink-jet recorderSEIKO EPSON CORP·Filed 2000·Granted Sep 18, 2001·49 cites·11 claims
- 0491USD987724SVideo game controllerCYBER GADGET HOLDINGS CORP·Filed 2021·Granted May 30, 2023·22 cites·1 claims
- 0591US5950403AMethod of manufacturing an ink cartridge for use in ink jet recorderSEIKO EPSON CORP·Filed 1997·Granted Sep 14, 1999·60 cites·3 claims
- 0689US6284424B1Electrophotographic toner and image forming method and apparatus using the tonerRICOH KK·Filed 2000·Granted Sep 4, 2001·33 cites·19 claims
- 0783US9605378B2Textile printing method, inkjet ink for textile printing, and electrophotographic toner for textile printingASAMI TSUYOSHI·Filed 2014·Granted Mar 28, 2017·3 cites·9 claims
- 0882US10563623B2Exhaust gas recirculation coolerTOYOTA MOTOR CO LTD·Filed 2018·Granted Feb 18, 2020·2 cites·10 claims
- 0982US7135230B2Functional particle and preparing/plasma-treating method of the sameREIKA KOGYO KABUSHIKI KAISHA·Filed 2003·Granted Nov 14, 2006·21 cites·13 claims
- 1076US7393089B2Method of refilling an ink cartridge for use in ink jet recorderSEIKO EPSON CORP·Filed 2001·Granted Jul 1, 2008·12 cites·8 claims
- 1174US7344791B1Electrolytic membrane for fuel cell and its manufacturing method, and fuel cell and its manufacturing methodTOUDAI TLO LTD·Filed 2000·Granted Mar 18, 2008·12 cites·53 claims
- 1273US6224199B1Method of manufacturing an ink cartridge for use in ink jet recorderSEIKO EPSON CORP·Filed 1999·Granted May 1, 2001·21 cites·2 claims
- 1372US5316513AElectrothermal color-varying device and toy utilizing the samePILOT INK CO LTD·Filed 1993·Granted May 31, 1994·33 cites·5 claims
- 1471US9799894B2Catalyst layer for gas diffusion electrode, method for manufacturing the same, membrane electrode assembly, and fuel cellTOKYO INST TECH·Filed 2014·Granted Oct 24, 2017·3 cites·16 claims
- 1570US8632701B2Proton conductive hybrid material, and catalyst layer for fuel cell using the sameYAMAGUCHI TAKEO·Filed 2005·Granted Jan 21, 2014·8 cites·46 claims
- 1670US2025361634A1Pore filling membrane, fuel cell, and electrolysis deviceNIPPON KAYAKU KK·Filed 2023·Application pending·0 cites
- 1769US7215912B2Intermediate transfer medium and image forming apparatus using the intermediate transfer mediumRICOH KK·Filed 2005·Granted May 8, 2007·3 cites·22 claims
- 1869US5705602AProcess for the production of star-like or comb-like branched aliphatic polyamino compound and curable resin compositionTOYO INK MFG CO·Filed 1997·Granted Jan 6, 1998·24 cites·15 claims
- 1968US11929531B2Composite membraneTEIJIN LTD·Filed 2022·Granted Mar 12, 2024·0 cites·9 claims
- 2067US2024002584A1Polymer and method for producing same, separation membrane, electrolyte membrane, fuel cell, water electrolysis, and electrolysis techniqueTOKYO INST TECH·Filed 2022·Application pending·0 cites
- 2163US11394040B2Fuel cell heat retention with phase change materialTOYOTA ENG & MFG NORTH AMERICA·Filed 2019·Granted Jul 19, 2022·0 cites·20 claims
- 2261US5376772AElectrothermal instrument with heat generating element of sintered BaTiO3 in contact with heat transmitting memberPILOT INK CO LTD·Filed 1991·Granted Dec 27, 1994·21 cites·4 claims
- 2360US2025025842A1Membrane, composite membrane, membrane electrode assembly and water electrolysis deviceTOKYO INST TECH·Filed 2022·Application pending·0 cites
- 2459US7674349B2Method for continuous production of a functional filmTOAGOSEI CO LTD·Filed 2004·Granted Mar 9, 2010·10 cites·6 claims
- 2557US7824820B2Electrolyte film and solid polymer fuel cell using the sameNITTO DENKO CORP·Filed 2003·Granted Nov 2, 2010·3 cites·10 claims
- 2656US10233110B2Material set for manufacturing glass object, liquid material for manufacturing glass object, method of manufacturing glass object, glass object, and device for manufacturing glass objectYAMAGUCHI TAKEO·Filed 2016·Granted Mar 19, 2019·0 cites·13 claims
- 2753US5326678AHigh dielectric polymeric optical recording mediumRICOH KK·Filed 1992·Granted Jul 5, 1994·9 cites·18 claims
- 2852US10226918B2Three-dimensional object formation powder material, three-dimensional object formation material set, and three-dimensional object production methodRICOH CO LTD·Filed 2015·Granted Mar 12, 2019·0 cites·14 claims
- 2952US2024254639A1Catalyst, method for producing catalyst, and intermediate productTOKYO INST TECH·Filed 2022·Application pending·0 cites
- 3051US10767071B2Liquid material for forming three-dimensional object and material set for forming three-dimensional object, three-dimensional object producing method and three-dimensional object producing apparatusOSAKA KEIKO·Filed 2016·Granted Sep 8, 2020·0 cites·15 claims
- 3151US2008038614A1Proton-conducting electrolyte membrane, production process thereof, and membrane-electrode assembly and fuel cell using the sameUNIV TOKYO·Filed 2007·Application pending·0 cites
- 3250US11276871B2Electrolyte membrane and method for producing sameTOKYO INST TECH·Filed 2017·Granted Mar 15, 2022·0 cites·11 claims
- 3350US2008044708A1Hydrocarbon-based polymer for use of a fuel cellUNIV TOKYO·Filed 2006·Application pending·0 cites
- 3449US10550282B2Cationic electrodeposition coating compositionTOYOTA MOTOR CO LTD·Filed 2016·Granted Feb 4, 2020·0 cites·6 claims
- 3549US10464241B2Stereoscopic modeling apparatus, method of manufacturing stereoscopic modeled product, and non-transitory recording mediumSASAKI TAKAFUMI·Filed 2015·Granted Nov 5, 2019·0 cites·9 claims
- 3648US10442141B2Stereoscopic modeling apparatus and stereoscopic modeling methodSASAKI TAKAFUMI·Filed 2016·Granted Oct 15, 2019·0 cites·9 claims
- 3747US5644010ACurable liquid resin, process for the production thereof and use thereofTOYO INK MFG CO·Filed 1995·Granted Jul 1, 1997·15 cites·16 claims
- 3847US2010009190A1Method for manufacturing niobium oxide, nobium oxide obtained by this manufacturing method, method for manufacturing niobium phosphate and niobium phosphate obtained by this manufacturing methodYAMAGUCHI TAKEO·Filed 2009·Application pending·0 cites
- 3946US2020266509A1Air battery, air battery system and vehicle with mounted air battery systemTOYOTA MOTOR CO LTD·Filed 2020·Application pending·0 cites
- 4046US2014097766A1Load Control Device and Lighting ApparatusTOSHIBA LIGHTING & TECHNOLOGY·Filed 2013·Application pending·0 cites
- 4145US2017292470A1Internal combustion engineTOYOTA MOTOR CO LTD·Filed 2017·Application pending·0 cites
- 4245US2006275637A1Electrolyte membrane and preparing method thereofUNIV TOKYO·Filed 2006·Application pending·0 cites
- 4343US2017175232A1Thermal insulation material and production method thereofTOYOTA MOTOR CO LTD·Filed 2016·Application pending·0 cites
- 4443US2017209927A1Solid freeform fabrication powder material, solid freeform fabrication material set, method of manufacturing solid freeform fabrication object, method of manufacturing sintered compact, and device for manufacturing solid freeform fabrication objectYAMASHITA YASUYUKI·Filed 2017·Application pending·0 cites
- 4542US2005118479A1Electrolyte film and solid polymer fuel cell using the sameFiled 2003·Application pending·0 cites
- 4641US2016271695A1Liquid material for forming three-dimensional object and material set for forming three-dimensional object, three-dimensional object producing method and three-dimentional object producing apparatusOSAKA KEIKO·Filed 2016·Application pending·0 cites
- 4740US2006099485A1Electrode for fuel cell, fuel cell including the electrode and process for producing the sameYAMAGUCHI TAKEO·Filed 2003·Application pending·0 cites
- 4839US2008187857A1Toner for electrophotography, image forming apparatus, and toner manufacturing methodOGINO YASUHIKO·Filed 2007·Application pending·0 cites
- 4938US2008020255A1Electrolyte Membrane and Fuel CellTOGOSEI CO LTD·Filed 2005·Application pending·0 cites
- 5037US2007178398A1Toner for electrophotography, image forming apparatus, and toner manufacturing methodOGINO YASUHIKO·Filed 2007·Application pending·0 cites
Showing the top 50 of 52 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →