Inventor · disambiguated record
Kouichi Osawa
Also filed as: OSAWA KOUICHI
18 granted patents·1 pending application·717 citations·filing 1983–2023
96Inventor score
Top patents by PatentIndex Score
19 records- 0197US4949695ADevice for detecting malfunction of fuel evaporative purge systemTOYOTA MOTOR CO LTD·Filed 1989·Granted Aug 21, 1990·108 cites·13 claims
- 0296US5295472AApparatus for detecting malfunction in evaporated fuel purge system used in internal combustion engineTOYOTA MOTOR CO LTD·Filed 1992·Granted Mar 22, 1994·113 cites·32 claims
- 0396US5088281AMethod and apparatus for determining deterioration of three-way catalysts in double air-fuel ratio sensor systemTOYOTA MOTOR CO LTD·Filed 1989·Granted Feb 18, 1992·111 cites·54 claims
- 0493US4930479AIrregular combustion determining device for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1989·Granted Jun 5, 1990·43 cites·19 claims
- 0590US5027784APCV system with a check valve deviceTOYOTA MOTOR CO LTD·Filed 1990·Granted Jul 2, 1991·71 cites·9 claims
- 0685US4559599AOptimum shift position indication using successive two-dimensional data mapsNIPPON DENSO CO·Filed 1983·Granted Dec 17, 1985·46 cites·12 claims
- 0784US5309756ADevice for determining malfunction of an engine cylinderTOYOTA MOTOR CO LTD·Filed 1992·Granted May 10, 1994·47 cites·26 claims
- 0878US5088318ADetermining device for determining a failure in an engine cylinderTOYOTA MOTOR CO LTD·Filed 1991·Granted Feb 18, 1992·38 cites·17 claims
- 0976US6912159B2Boosting circuit and non-volatile semiconductor storage device containing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Jun 28, 2005·24 cites·36 claims
- 1076US5230319AApparatus for detecting malfunction in evaporated fuel purge systemTOYOTA MOTOR CO LTD·Filed 1991·Granted Jul 27, 1993·30 cites·10 claims
- 1167US5287737ADevice for determining misfiring of a cylinder of a multicylinder engineTOYOTA MOTOR CO LTD·Filed 1992·Granted Feb 22, 1994·26 cites·3 claims
- 1255US2025222594A1Nursing-care robot system and nursing-care robot control deviceITOKI CORP·Filed 2023·Application pending·0 cites
- 1353US4915078AFuel injection control device of an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1988·Granted Apr 10, 1990·10 cites·10 claims
- 1452US5243949ADiagnostic device for exhaust gas recirculation deviceTOYOTA MOTOR CO LTD·Filed 1992·Granted Sep 14, 1993·13 cites·34 claims
- 1548US5313925AApparatus for detecting malfunction in fuel evaporative prurge systemTOYOTA MOTOR CO LTD·Filed 1993·Granted May 24, 1994·11 cites·5 claims
- 1639US4991559AFuel injection control device of an engineTOYOTA MOTOR CO LTD·Filed 1990·Granted Feb 12, 1991·8 cites·37 claims
- 1739US4981122AFuel injection control device of an engineTOYOTA MOTOR CO LTD·Filed 1990·Granted Jan 1, 1991·7 cites·25 claims
- 1839US4976242AFuel injection control device of an engineTOYOTA MOTOR CO LTD·Filed 1990·Granted Dec 11, 1990·7 cites·29 claims
- 1933US5018494AIdling speed control device of an engineTOYOTA MOTOR CO LTD·Filed 1990·Granted May 28, 1991·4 cites·30 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →