Inventor · disambiguated record
Hiroyuki Nishizawa
Also filed as: NISHIZAWA HIROYUKI
52 granted patents·15 pending applications·606 citations·filing 1988–2023
98Inventor score
Files withTOYOTA MOTOR CO LTD27TOPCON CORP11TOYOTA CHUO KENKYUSHO KK6USUI CO LTD5MITSUBISHI MOTORS CORP3
Top patents by PatentIndex Score
67 records- 0197US7637836B2Power transmission systemTOYOTA CHUO KENKYUSHO KK·Filed 2006·Granted Dec 29, 2009·66 cites·39 claims
- 0292US7275521B2Joint structure of diverging branch pipe in fuel rail for internal combustion engine, diverging branch pipe and manufacture method of its diverging branch pipeUSUI KOKUSAI SANGYO KK·Filed 2005·Granted Oct 2, 2007·21 cites·17 claims
- 0388US6901913B1Fuel pressure pulsation suppressing systemUSUI KOKUSAI SANGYO KK·Filed 2002·Granted Jun 7, 2005·30 cites·5 claims
- 0488US4993390AInjector positioning deviceMITSUBISHI JIDOSHA KOGYO AKBUS·Filed 1989·Granted Feb 19, 1991·43 cites·4 claims
- 0585US11047453B2Power distribution deviceTOYOTA CHUO KENKYUSHO KK·Filed 2019·Granted Jun 29, 2021·3 cites·6 claims
- 0684US8596246B2Fuel rail for high-pressure direct-injection internal combustion engines and method for manufacturing thereofNISHIZAWA HIROYUKI·Filed 2009·Granted Dec 3, 2013·15 cites·9 claims
- 0783US5213077AGain adjusting device for pid controller for controlling rotational speed of internal combustion engineTOYODA CHUO KENKYUSHO KK·Filed 1992·Granted May 25, 1993·43 cites·13 claims
- 0881US9490687B2Power transmission apparatusTOYOTA CHUO KENKYUSHO KK·Filed 2014·Granted Nov 8, 2016·6 cites·1 claims
- 0980US11995125B2Agent device, agent system, and recording mediumTOYOTA MOTOR CO LTD·Filed 2021·Granted May 28, 2024·1 cites·11 claims
- 1080US7059997B2Engine system with cylinder number variable engine and method for controlling the engine systemTOYOTA CHUO KENKYUSHO KK·Filed 2004·Granted Jun 13, 2006·34 cites·21 claims
- 1177US8733480B2Power transmission apparatusWATANABE TAKAO·Filed 2008·Granted May 27, 2014·10 cites·7 claims
- 1273US10655584B2Gasoline direct injection railUSUI CO LTD·Filed 2016·Granted May 19, 2020·1 cites·2 claims
- 1373US10302055B2Gasoline delivery pipeUSUI CO LTD·Filed 2015·Granted May 28, 2019·1 cites·3 claims
- 1473US7806790B2Slippage detection system and method for continuously variable transmissionsTOYOTA MOTOR CO LTD·Filed 2002·Granted Oct 5, 2010·11 cites·4 claims
- 1569US6754574B2Controller for automatic transmissionTOYOTA MOTOR CO LTD·Filed 2003·Granted Jun 22, 2004·20 cites·14 claims
- 1668US5517023AMarking apparatus having feedback-controlled rotational laser beamTOPCON CORP·Filed 1993·Granted May 14, 1996·20 cites·10 claims
- 1765US7971772B2Method of brazing pipe member to counterpart memberUSUI KOKUSAI SANGYO KK·Filed 2007·Granted Jul 5, 2011·1 cites·8 claims
- 1864US8532887B2Hydraulic control apparatusMORIYAMA SHUJI·Filed 2009·Granted Sep 10, 2013·3 cites·12 claims
- 1964US5612781AObject reflector detection systemTOPCON CORP·Filed 1994·Granted Mar 18, 1997·25 cites·18 claims
- 2063US5655307ALaser gradient setting deviceTOPCON CORP·Filed 1995·Granted Aug 12, 1997·34 cites·3 claims
- 2162US7740556B2Hydraulic control apparatus and hydraulic control methodTOYOTA MOTOR CO LTD·Filed 2004·Granted Jun 22, 2010·9 cites·20 claims
- 2262US6866612B2Control device for automatic transmissionTOYOTA MOTOR CO LTD·Filed 2002·Granted Mar 15, 2005·14 cites·3 claims
- 2361US8701835B2Lubricating deviceMURAKAMI AKIRA·Filed 2010·Granted Apr 22, 2014·1 cites·4 claims
- 2461US4984552AFuel injection device for an internal combustion engineMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Jan 15, 1991·14 cites·6 claims
- 2560US7159506B2State detecting device for load element receiving load of working fluid and state detecting device for fluid pressure control circuitTOYOTA MOTOR CO LTD·Filed 2004·Granted Jan 9, 2007·8 cites·11 claims
- 2660US5846163AShift control apparatus in vehicle automatic transmissionAISIN SEIKI·Filed 1997·Granted Dec 8, 1998·17 cites·8 claims
- 2760US2024070576A1Information processing apparatus, information processing method, and non-transitory computer readable mediumTOYOTA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 2860US2024062128A1Information processing apparatus, non-transitory computer readable medium, and information processing methodTOYOTA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 2959US2024175695A1Information processing deviceTOYOTA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 3059US2024210179A1Navigation device and navigation methodTOYOTA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 3158US12252133B2Vehicle agent device, vehicle agent system, and computer-readable storage mediumTOYOTA MOTOR CO LTD·Filed 2021·Granted Mar 18, 2025·0 cites·20 claims
- 3258US5583685AMarking apparatus having feedback-controlled rotational laser beamTOPCON CORP·Filed 1995·Granted Dec 10, 1996·19 cites·12 claims
- 3357US2023249648A1Information processing apparatus, information processing system, and information processing methodTOYOTA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 3456US11809885B2Agent device, agent system, and recording mediumTOYOTA MOTOR CO LTD·Filed 2021·Granted Nov 7, 2023·0 cites·11 claims
- 3556US4951634AFuel injection device for an internal combustion engineMITSUBISHI MOTORS CORP·Filed 1989·Granted Aug 28, 1990·12 cites·11 claims
- 3656US4877004AInternal combustion engine for a vehicleMITSUBISHI MOTORS CORP·Filed 1988·Granted Oct 31, 1989·15 cites·9 claims
- 3755US11790907B2Agent device, agent system, and recording mediumTOYOTA MOTOR CO LTD·Filed 2021·Granted Oct 17, 2023·0 cites·3 claims
- 3855US10926647B2Vehicle driving apparatusTOYOTA CHUO KENKYUSHO KK·Filed 2019·Granted Feb 23, 2021·0 cites·9 claims
- 3955US2023252376A1Information processing apparatus and information processing methodTOYOTA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 4054US12293760B2Vehicle agent device, vehicle agent system, and computer-readable storage mediumTOYOTA MOTOR CO LTD·Filed 2021·Granted May 6, 2025·0 cites·15 claims
- 4154US11585304B2Rail for high-pressure direct injectionUSUI CO LTD·Filed 2018·Granted Feb 21, 2023·0 cites·8 claims
- 4253US11593568B2Agent system, agent processing method, and non-transitory storage medium that stores an agent processing programTOYOTA MOTOR CO LTD·Filed 2020·Granted Feb 28, 2023·0 cites·18 claims
- 4352US5703718AObject reflector detecting apparatusTOPCON CORP·Filed 1994·Granted Dec 30, 1997·18 cites·9 claims
- 4452US2024078483A1Information processing apparatus and methodTOYOTA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 4551US11869488B2Agent device, agent system, and computer-readable storage mediumTOYOTA MOTOR CO LTD·Filed 2020·Granted Jan 9, 2024·0 cites·15 claims
- 4651US11577745B2Information processing device, information processing method, and storage medium storing information processing programTOYOTA MOTOR CO LTD·Filed 2021·Granted Feb 14, 2023·0 cites·7 claims
- 4751US7503869B2Speed change control apparatus for toroidal CVTTOYOTA MOTOR CO LTD·Filed 2004·Granted Mar 17, 2009·5 cites·11 claims
- 4851US5926305AMarking apparatus having feedback-controlled rotational laser beamTOPCON CORP·Filed 1997·Granted Jul 20, 1999·13 cites·14 claims
- 4951US4962742AFuel injection device for an internal combustion engineMITSUBISHI MOTORS CORP·Filed 1989·Granted Oct 16, 1990·10 cites·9 claims
- 5051US2024159547A1Information processing apparatusTOYOTA MOTOR CO LTD·Filed 2023·Application pending·0 cites
Showing the top 50 of 67 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Hiroyuki Nishizawa files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →