Inventor · disambiguated record
Eiji Ichioka
Also filed as: ICHIOKA EIJI
19 granted patents·2 pending applications·875 citations·filing 1973–2024
96Inventor score
Top patents by PatentIndex Score
21 records- 0198US11300036B2Vehicle drive-force transmitting apparatusTOYOTA MOTOR CO LTD·Filed 2020·Granted Apr 12, 2022·12 cites·6 claims
- 0297US5443130AElectric motor vehicle drive system having differential gear device whose splined output elements are abuttable on stop member to receive thrust forces applied to vehicle wheel drive membersTOYOTA MOTOR CO LTD·Filed 1993·Granted Aug 22, 1995·174 cites·17 claims
- 0394US6205379B1Controller for hybrid vehicle wherein one and the other of front and rear wheels are respectively driven by engine and electric motorTOYOTA MOTOR CO LTD·Filed 1999·Granted Mar 20, 2001·179 cites·15 claims
- 0494US5643127AVehicle power transmission having fluid-tight enclosure accommodating lubricating points and storing lubricating oil delivered from mechanical oil pumpTOYOTA MOTOR CO LTD·Filed 1996·Granted Jul 1, 1997·63 cites·10 claims
- 0590US5457363ADriving-force regulating apparatus for electric vehicleTOYOTA MOTOR CO LTD·Filed 1994·Granted Oct 10, 1995·90 cites·26 claims
- 0687US6484832B1Apparatus for controlling automotive vehicle having a plurality of drive power sourcesTOYOTA MOTOR CO LTD·Filed 2000·Granted Nov 26, 2002·70 cites·19 claims
- 0784US5533943APlanetary gear device including planetary gears each having integrally formed large and small pinionsTOYOTA MOTOR CO LTD·Filed 1995·Granted Jul 9, 1996·72 cites·8 claims
- 0882US6126251ABrake controlling apparatus for electric vehicleTOYOTA MOTOR CO LTD·Filed 1998·Granted Oct 3, 2000·70 cites·3 claims
- 0981US7322900B2Oil feeding deviceTOYOTA MOTOR CO LTD·Filed 2004·Granted Jan 29, 2008·20 cites·13 claims
- 1080US5696680AElectric motorcar drive system having shift-lever operated clutch means between electric motor and speed reduction gearTOYOTA MOTOR CO LTD·Filed 1993·Granted Dec 9, 1997·49 cites·17 claims
- 1177US8092337B2Composite planetary gear apparatusTOMITA MAKOTO·Filed 2009·Granted Jan 10, 2012·12 cites·9 claims
- 1273US7832512B2Hybrid vehicleTOYOTA MOTOR CO LTD·Filed 2009·Granted Nov 16, 2010·10 cites·6 claims
- 1370US5554082ATransmission with integral large and small planetary gears, and method of assembling the transmissionTOYOTA MOTOR CO LTD·Filed 1994·Granted Sep 10, 1996·26 cites·12 claims
- 1469US7473205B2Hybrid vehicle and control method of hybrid vehicleTOYOTA MOTOR CO LTD·Filed 2006·Granted Jan 6, 2009·8 cites·14 claims
- 1559US8392041B2Hybrid vehicleUCHIYAMA KAZUNORI·Filed 2008·Granted Mar 5, 2013·5 cites·7 claims
- 1657US8554400B2Control apparatus for hybrid vehicleICHIOKA EIJI·Filed 2009·Granted Oct 8, 2013·6 cites·6 claims
- 1755US2025115107A1Drive deviceTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 1853US7777378B2Electric rotating machineTOYOTA MOTOR CO LTD·Filed 2006·Granted Aug 17, 2010·1 cites·12 claims
- 1950US10124787B2Driving system for vehicleTOYOTA MOTOR CO LTD·Filed 2017·Granted Nov 13, 2018·0 cites·7 claims
- 2042US2022145986A1Shift-by-wire systemTOYOTA MOTOR CO LTD·Filed 2021·Application pending·0 cites
- 2139US4032677AMethod of forming a coating of a rubber or a synthetic resin having an even thickness on the external surface of a tubular textile jacketASHIMORI IND CO LTD·Filed 1973·Granted Jun 28, 1977·8 cites·23 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →