Inventor · disambiguated record
Hiroshi Oikawa
Also filed as: OIKAWA HIROSHI
28 granted patents·17 pending applications·343 citations·filing 1977–2025
96Inventor score
Files withHONDA MOTOR CO LTD19FUJITSU LTD5FUJI XEROX CO LTD3HONDA ELESYS CO LTD3MITSUBISHI MOTORS CORP3
Top patents by PatentIndex Score
45 records- 0192US4271079A5-(2,5-Dioxotetrahydrofuryl)-3-methyl-3-cyclohexene-1,2-dicarboxylic anhydrideDAINIPPON INK & CHEMICALS·Filed 1979·Granted Jun 2, 1981·38 cites·1 claims
- 0280US4754737AFuel injection pump device and method for settling the sameMITSUBISHI MOTORS CORP·Filed 1985·Granted Jul 5, 1988·35 cites·18 claims
- 0379US6684973B2Occupant detecting apparatus capable of improving detection accuracyHONDA ELESYS CO LTD·Filed 2001·Granted Feb 3, 2004·25 cites·18 claims
- 0476US2024328000A1Carbon dioxide electrolysis cell and carbon dioxide electrolysis deviceHONDA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 0575US5343702AZeolite converter for diesel engineMITSUBISHI JIDOSHA KOKYO KABUS·Filed 1991·Granted Sep 6, 1994·35 cites·4 claims
- 0675US2024325971A1Carbon dioxide treatment device, carbon dioxide treatment method and ethylene production methodHONDA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 0775US2024325972A1Carbon dioxide treatment device and carbon dioxide treatment methodHONDA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 0874US4953528ADirect injection-type diesel enginesMITSUBISHI MOTORS CORP·Filed 1989·Granted Sep 4, 1990·30 cites·15 claims
- 0972US5097807ACombustion chamber for diesel enginesMITSUBISHI MOTORS CORP·Filed 1991·Granted Mar 24, 1992·24 cites·19 claims
- 1071US11840768B2Carbon dioxide treatment device and method of producing carbon compoundHONDA MOTOR CO LTD·Filed 2022·Granted Dec 12, 2023·0 cites·4 claims
- 1170US12065748B2Carbon dioxide treatment device, carbon dioxide treatment method, and method for producing carbon compoundHONDA MOTOR CO LTD·Filed 2022·Granted Aug 20, 2024·0 cites·8 claims
- 1270US2023287582A1Electrochemical reaction deviceHONDA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 1370US2023287581A1Carbon dioxide treatment appratus, carbon dioxide treatment method, and method of producing ethyleneHONDA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 1470US2023287580A1Carbon dioxide treatment apparatus, carbon dioxide treatment method and method of producing carbon compoundHONDA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 1566US5771637APlastic lower sash for vehicle window glassOM CORP·Filed 1997·Granted Jun 30, 1998·26 cites·7 claims
- 1664US7757115B2Feedback control deviceFUJITSU LTD·Filed 2007·Granted Jul 13, 2010·4 cites·6 claims
- 1763US11904275B2Carbon dioxide treatment apparatus, carbon dioxide treatment method, and method of producing carbon compoundHONDA MOTOR CO LTD·Filed 2022·Granted Feb 20, 2024·0 cites·6 claims
- 1862US7136584B2Optical output power automatic attenuation circuit for optical communication apparatusFUJITSU LTD·Filed 2005·Granted Nov 14, 2006·3 cites·10 claims
- 1962US2024270665A1Method for generating isobutene, catalyst for generating isobutene, and isobutene generation systemHONDA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 2062US2024279140A1Method for generating isobutene, catalyst for generating isobutene, and isobutene generation systemHONDA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 2161US11655549B2Carbon dioxide treatment apparatus, carbon dioxide treatment method, and method for producing carbon compoundHONDA MOTOR CO LTD·Filed 2022·Granted May 23, 2023·0 cites·20 claims
- 2261US4085018APhotocurable resin compositionsDAINIPPON INK & CHEMICALS·Filed 1977·Granted Apr 18, 1978·12 cites·7 claims
- 2359US12503778B2Electrochemical reaction device, method of reducing carbon dioxide, and method of producing carbon compoundsHONDA MOTOR CO LTD·Filed 2022·Granted Dec 23, 2025·0 cites·4 claims
- 2459US12338537B2Electrochemical reaction device, method for reducing carbon dioxide, and method for producing carbon compoundHONDA MOTOR CO LTD·Filed 2022·Granted Jun 24, 2025·0 cites·5 claims
- 2559US7308200B2Pre-emphasis control method in consideration of nonlinear deteriorationFUJITSU LTD·Filed 2003·Granted Dec 11, 2007·5 cites·11 claims
- 2659US2022290318A1Electrochemical reaction deviceHONDA MOTOR CO LTD·Filed 2022·Application pending·0 cites
- 2758US2025297378A1Co2 electrolysis deviceHONDA MOTOR CO LTD·Filed 2025·Application pending·0 cites
- 2857US7216634B2Diesel engine DME fuel supply deviceBOSCH AUTOMOTIVE SYSTEMS CORP·Filed 2003·Granted May 15, 2007·8 cites·17 claims
- 2955US7065270B2Optical transmission deviceFUJI XEROX CO LTD·Filed 2003·Granted Jun 20, 2006·4 cites·31 claims
- 3055US6966577B2Occupant detecting apparatus capable of improving detection accuracyHONDA ELESYS CO LTD·Filed 2003·Granted Nov 22, 2005·6 cites·4 claims
- 3155US2025296047A1Carbon dioxide process apparatus, carbon dioxide process method, and manufacturing method of carbon compoundHONDA MOTOR CO LTD·Filed 2025·Application pending·0 cites
- 3255US2025297374A1Carbon dioxide process apparatus, carbon dioxide process method, and manufacturing method of carbon compoundHONDA MOTOR CO LTD·Filed 2025·Application pending·0 cites
- 3352US2025297393A1Co2 conversion methodHONDA MOTOR CO LTD·Filed 2025·Application pending·0 cites
- 3451US5638411AStuff bit synchronization systemMITSUBISHI ELECTRIC CORP·Filed 1992·Granted Jun 10, 1997·16 cites·8 claims
- 3550US8374536B2Cylindrical heating rotator for heating a developer, fixing device using said heating rotator and image forming device using said heating rotatorFUJI XEROX CO LTD·Filed 2010·Granted Feb 12, 2013·0 cites·16 claims
- 3650US5839089AThunder cloud observation systemTOSHIBA KK·Filed 1995·Granted Nov 17, 1998·33 cites·6 claims
- 3749US2025297384A1Gas diffusion electrode and electrochemical reaction deviceMITSUI MINING & SMELTING CO LTD·Filed 2025·Application pending·0 cites
- 3848US4513753AHeartbeat rate indicatorSEIKO INSTR & ELECTRONICS·Filed 1982·Granted Apr 30, 1985·26 cites·9 claims
- 3942US2014297133A1Automatic child lock deviceHONDA ELESYS CO LTD·Filed 2014·Application pending·0 cites
- 4041US6097105AMotor controlling equipment for power windowTOYO DENSO KK·Filed 1998·Granted Aug 1, 2000·11 cites·7 claims
- 4139US6950572B2Optical couplerFUJI XEROX CO LTD·Filed 2002·Granted Sep 27, 2005·0 cites·11 claims
- 4237US2004247326A1Signal light transmitter including variable optical attenuatorFUJITSU LTD·Filed 2004·Application pending·0 cites
- 4335US2016142300A1Transmission system, transmission device, and transmission methodFUJITSU LTD·Filed 2015·Application pending·0 cites
- 4432US6060670ASlide switchTOYO DENSO KK·Filed 1998·Granted May 9, 2000·2 cites·9 claims
- 4522US4259321ACompositions and methods for controlling coccidiosisSHIONOGI & CO·Filed 1979·Granted Mar 31, 1981·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →