Inventor · disambiguated record
Hidemi Onaka
Also filed as: ONAKA HIDEMI · SATO YASUSHI
11 granted patents·98 citations·filing 1976–2000
90Inventor score
Files withTOYOTA MOTOR CO LTD11
Top patents by PatentIndex Score
11 records- 0164US5577484AMethod and apparatus for detecting trouble in exhaust-gas recirculation systemTOYOTA MOTOR CO LTD·Filed 1995·Granted Nov 26, 1996·23 cites·8 claims
- 0262US4341190AAir-fuel ratio control device of an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1981·Granted Jul 27, 1982·12 cites·39 claims
- 0358US5664548AApparatus for detecting trouble in exhaust-gas recirculation systemTOYOTA MOTOR CO LTD·Filed 1996·Granted Sep 9, 1997·18 cites·14 claims
- 0455US6742497B1Device for controlling rotational speed of internal combustion engineTOYOTA MOTOR CO LTD·Filed 2000·Granted Jun 1, 2004·12 cites·28 claims
- 0545US4450809AIgnition timing control system for an internal-combustion engineTOYOTA MOTOR CO LTD·Filed 1982·Granted May 29, 1984·6 cites·10 claims
- 0644US4611568AInternal combustion engine with by-pass control system for superchargerTOYOTA MOTOR CO LTD·Filed 1985·Granted Sep 16, 1986·9 cites·7 claims
- 0743US4058098AControl system for use in exhaust gas recirculation systemTOYOTA MOTOR CO LTD·Filed 1976·Granted Nov 15, 1977·7 cites·6 claims
- 0840US4482508AAltitude compensation device for internal combustion engineTOYOTA MOTOR CO LTD·Filed 1982·Granted Nov 13, 1984·4 cites·4 claims
- 0934US4383512AAir-fuel ratio control device of an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1981·Granted May 17, 1983·3 cites·22 claims
- 1034US4206731AExhaust gas recirculation for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1978·Granted Jun 10, 1980·2 cites·5 claims
- 1132US4273092AExhaust gas recirculation system with engine load dependent performanceTOYOTA MOTOR CO LTD·Filed 1979·Granted Jun 16, 1981·2 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →