Inventor · disambiguated record
Keiji Aoki
Also filed as: AOKI KEIJI · NAKATOMI TAKAYOSHI
49 granted patents·1,281 citations·filing 1975–2019
99Inventor score
Top patents by PatentIndex Score
49 records- 0195US4155332AElectronic fuel injection system in an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1977·Granted May 22, 1979·49 cites·4 claims
- 0292US4066413AGas component detection apparatusNIPPON SOKEN·Filed 1976·Granted Jan 3, 1978·37 cites·21 claims
- 0390US4785782AControl apparatus of a throttle valve in an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1987·Granted Nov 22, 1988·45 cites·17 claims
- 0489US4184458AMethod of controlling fuel injection in engine and unit thereforTOYOTA MOTOR CO LTD·Filed 1978·Granted Jan 22, 1980·38 cites·8 claims
- 0588US4481928AL-Jetronic fuel injected engine control device and method smoothing air flow meter overshootTOYOTA MOTOR CO LTD·Filed 1982·Granted Nov 13, 1984·32 cites·10 claims
- 0688US4416237AMethod and an apparatus for controlling the air-fuel ratio in an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1982·Granted Nov 22, 1983·31 cites·10 claims
- 0785US5781119AVehicle guiding systemTOYOTA MOTOR CO LTD·Filed 1996·Granted Jul 14, 1998·194 cites·4 claims
- 0884US4412520AFuel injection control apparatusTOYOTA MOTOR CO LTD·Filed 1981·Granted Nov 1, 1983·26 cites·4 claims
- 0983US6081756AVehicle running management systemTOYOTA MOTOR CO LTD·Filed 1997·Granted Jun 27, 2000·78 cites·7 claims
- 1083US5235951AThrottle control apparatusAISIN SEIKI·Filed 1992·Granted Aug 17, 1993·37 cites·18 claims
- 1183US4445481AMethod for controlling the air-fuel ratio of an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1981·Granted May 1, 1984·27 cites·7 claims
- 1282US4589279AApparatus and method for detecting intake air mass flow rateTOYOTA MOTOR CO LTD·Filed 1985·Granted May 20, 1986·27 cites·4 claims
- 1382US4077364AElectronic control fuel supply systemTOYOTA MOTOR CO LTD·Filed 1976·Granted Mar 7, 1978·25 cites·8 claims
- 1480US11049392B2Position capture method and systemAICHI STEEL CORP·Filed 2017·Granted Jun 29, 2021·3 cites·15 claims
- 1580US4178893AIgnition control apparatus for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1978·Granted Dec 18, 1979·15 cites·4 claims
- 1678US6237504B1Guideway transit system and automated vehicle used in this systemTOYOTA MOTOR CO LTD·Filed 1999·Granted May 29, 2001·43 cites·35 claims
- 1778US4905654ADevice for controlling an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1988·Granted Mar 6, 1990·21 cites·12 claims
- 1877US3998189AFeedback air-fuel ratio regulatorTOYOTA MOTOR CO LTD·Filed 1975·Granted Dec 21, 1976·20 cites·9 claims
- 1976US4244918AGas component detection apparatusNIPPON SOKEN·Filed 1978·Granted Jan 13, 1981·22 cites·5 claims
- 2071US5987374AVehicle traveling guidance systemTOYOTA MOTOR CO LTD·Filed 1997·Granted Nov 16, 1999·87 cites·4 claims
- 2171US4322383AGas component detection apparatusNIPPON SOKEN·Filed 1980·Granted Mar 30, 1982·22 cites·9 claims
- 2268US4401079AElectronically controlled fuel injection method and apparatusTOYOTA MOTOR CO LTD·Filed 1980·Granted Aug 30, 1983·15 cites·10 claims
- 2367US4665740ACombustion process sensorNIPPON DENSO CO·Filed 1985·Granted May 19, 1987·27 cites·4 claims
- 2467US4256072ASpark timing control method and deviceTOYOTA MOTOR CO LTD·Filed 1978·Granted Mar 17, 1981·10 cites·13 claims
- 2565US4675821AMethod and apparatus for detecting knockingTOYOTA MOTOR CO LTD·Filed 1986·Granted Jun 23, 1987·11 cites·5 claims
- 2664USD870312SContainer for mixing reagentsTAUNS LABORATORIES INC·Filed 2018·Granted Dec 17, 2019·8 cites·1 claims
- 2764US5815825AVehicle guidance systemTOYOTA MOTOR CO LTD·Filed 1996·Granted Sep 29, 1998·70 cites·3 claims
- 2862US5301646AThrottle control apparatusAISIN SEIKI·Filed 1992·Granted Apr 12, 1994·19 cites·16 claims
- 2962US4924837AInternal combustion engine having electric controlled fuel injection with oxygen sensor for detecting intake air amountTOYOTA MOTOR CO LTD·Filed 1989·Granted May 15, 1990·13 cites·9 claims
- 3062US4099922AGas component detection apparatusNIPPON SOKEN·Filed 1976·Granted Jul 11, 1978·16 cites·9 claims
- 3161US4229793AMethod and apparatus for controlling internal combustion enginesNIPPON DENSO CO·Filed 1978·Granted Oct 21, 1980·15 cites·4 claims
- 3259US4749274AApparatus for detecting fuel mixture ratioTOYOTA MOTOR CO LTD·Filed 1987·Granted Jun 7, 1988·19 cites·5 claims
- 3356US4063897ASolid electrolyte type air-fuel ratio detectorTOYOTA MOTOR CO LTD·Filed 1976·Granted Dec 20, 1977·13 cites·1 claims
- 3455US4145999AElectronic feedback control system for fuel injection in internal combustion engines of fuel injection typeTOYOTA MOTOR CO LTD·Filed 1976·Granted Mar 27, 1979·10 cites·5 claims
- 3554US3995423ASafety device for use in an apparatus for cleansing the exhaust gas in an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1976·Granted Dec 7, 1976·11 cites·3 claims
- 3653US5784005ACommunications infrasturcture system for vehiclesTOYOTA MOTOR CO LTD·Filed 1995·Granted Jul 21, 1998·21 cites·22 claims
- 3752US4995364AThrottle control apparatus for enginesNIPPON DENSO CO·Filed 1990·Granted Feb 26, 1991·13 cites·14 claims
- 3851US4501137AMethod for detecting knocking in internal combustion engineTOYOTA MOTOR CO LTD·Filed 1983·Granted Feb 26, 1985·11 cites·11 claims
- 3951US4475381AMethod and apparatus for detecting pneumatic pressure in an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1981·Granted Oct 9, 1984·12 cites·8 claims
- 4051US4450528AMethod and apparatus for controlling the operation of an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1981·Granted May 22, 1984·12 cites·10 claims
- 4149US4128082AElectronic fuel injection control deviceTOYOTA MOTOR CO LTD·Filed 1977·Granted Dec 5, 1978·5 cites·6 claims
- 4247USD976434SContainer for mixing reagentsTAUNS LABORATORIES INC·Filed 2019·Granted Jan 24, 2023·3 cites·1 claims
- 4347US5942993ALane change detecting system for mobile bodies and mobile body detecting device employed in such systemTOYOTA MOTOR CO LTD·Filed 1997·Granted Aug 24, 1999·36 cites·7 claims
- 4447US4119512AAir-fuel ratio detecting apparatusTOYOTA MOTOR CO LTD·Filed 1977·Granted Oct 10, 1978·9 cites·10 claims
- 4546US4556035AMethod and apparatus for detecting the ignition time point of an engineTOYOTA MOTOR CO LTD·Filed 1984·Granted Dec 3, 1985·5 cites·13 claims
- 4646US4158347AFuel supply system for use in internal combustion engineTOYOTA MOTOR CO LTD·Filed 1977·Granted Jun 19, 1979·7 cites·11 claims
- 4735US4188922ADigital control device for a fuel injection system of an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1977·Granted Feb 19, 1980·3 cites·7 claims
- 4833US5008149ACeramic substrate having a metallic layer thereon and a process for manufacturing the sameTOYODA CHUO KENKYUSHO KK·Filed 1988·Granted Apr 16, 1991·7 cites·5 claims
- 4929US4493305AElectronic fuel injecting method and device for internal combustion engineTOYOTA MOTOR CO LTD·Filed 1982·Granted Jan 15, 1985·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →