Inventor · disambiguated record
Kiyoshi Kobashi
Also filed as: KOBASHI KIYOSHI · NAKANO JIRO
34 granted patents·1,917 citations·filing 1975–1997
98Inventor score
Top patents by PatentIndex Score
34 records- 0199US5473887AExhaust purification device of internal combustion engineTOYOTA MOTOR CO LTD·Filed 1992·Granted Dec 12, 1995·340 cites·33 claims
- 0297US5908480AParticulate trap for diesel engineSUMITOMO ELECTRIC INDUSTRIES·Filed 1997·Granted Jun 1, 1999·184 cites·20 claims
- 0397US5406790AExhaust gas purification device for an engineTOYOTA MOTOR CO LTD·Filed 1993·Granted Apr 18, 1995·149 cites·33 claims
- 0497US4934142AExhaust emission control device for a diesel engineTOYOTA MOTOR CO LTD·Filed 1988·Granted Jun 19, 1990·153 cites·12 claims
- 0597US4916897AExhaust gas purifying apparatus built-in to a muffler for a diesel engineTOYOTA MOTOR CO LTD·Filed 1988·Granted Apr 17, 1990·127 cites·24 claims
- 0697US4452040ASoot catcher purgative diesel engine fuel supply method and apparatusTOYOTA MOTOR CO LTD·Filed 1981·Granted Jun 5, 1984·61 cites·10 claims
- 0797US4404795AMethod of and apparatus for reducing emitted amount of particulates contained in exhaust gas of diesel engineTOYOTA MOTOR CO LTD·Filed 1981·Granted Sep 20, 1983·143 cites·13 claims
- 0892US4485622AExhaust gas cleaning device for internal combustion engineNIPPON SOKEN·Filed 1981·Granted Dec 4, 1984·74 cites·9 claims
- 0990US4164032AComputer control of an exhaust gas recirculation device for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1977·Granted Aug 7, 1979·35 cites·9 claims
- 1088US4161929AExhaust gas recirculation control system for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1977·Granted Jul 24, 1979·56 cites·9 claims
- 1185US4549398AExhaust gas cleaning device for diesel enginesTOYOTA MOTOR CO LTD·Filed 1982·Granted Oct 29, 1985·55 cites·3 claims
- 1284US5961931AParticulate trapSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Oct 5, 1999·71 cites·4 claims
- 1384US4723973APurifying apparatus of a particulate trap-type for collecting particulates in exhaust gas from an engineNIPPON DENSO CO·Filed 1986·Granted Feb 9, 1988·59 cites·8 claims
- 1484US4191144AMethod for controlling ignition timing in an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1978·Granted Mar 4, 1980·18 cites·6 claims
- 1583US4875336AExhaust gas emission control device for diesel engineTOYOTA MOTOR CO LTD·Filed 1988·Granted Oct 24, 1989·54 cites·15 claims
- 1680US5930995AExhaust gas purification device for a compression-ignition combustion engineTOYOTA MOTOR CO LTD·Filed 1997·Granted Aug 3, 1999·48 cites·18 claims
- 1780US4171691AExhaust gas recirculation control system for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1977·Granted Oct 23, 1979·23 cites·5 claims
- 1877US5863311AParticulate trap for diesel engineSUMITOMO ELECTRIC INDUSTRIES·Filed 1996·Granted Jan 26, 1999·51 cites·38 claims
- 1977US4056933AExhaust gas purifier in an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1976·Granted Nov 8, 1977·26 cites·6 claims
- 2073US4386497AExhaust gas cleaning device for internal combustion engineNIPPON SOKEN·Filed 1981·Granted Jun 7, 1983·37 cites·12 claims
- 2167US4299600ATrapper device for collecting and incinerating fine particulates included in exhaust gas from a diesel engineTOYOTA MOTOR CO LTD·Filed 1980·Granted Nov 10, 1981·19 cites·6 claims
- 2264US4242997AExhaust gas recirculation system for internal combustion enginesNIPPON SOKEN·Filed 1979·Granted Jan 6, 1981·11 cites·5 claims
- 2363US5826427ACompression ignition type engineTOYOTA MOTOR CO LTD·Filed 1996·Granted Oct 27, 1998·21 cites·14 claims
- 2457US4170973AExhaust gas recirculation system of an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1977·Granted Oct 16, 1979·11 cites·3 claims
- 2555US5851249AParticulate trap for a diesel engineTOYOTA MOTOR CO LTD·Filed 1997·Granted Dec 22, 1998·22 cites·8 claims
- 2655US4404798AExhaust gas cleaning device for internal combustion engineNIPPON SOKEN·Filed 1981·Granted Sep 20, 1983·21 cites·13 claims
- 2755US4257382AElectronic control system for internal combustion enginesNIPPON SOKEN·Filed 1979·Granted Mar 24, 1981·13 cites·10 claims
- 2855US4040402AExhaust gas re-circulation system for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1976·Granted Aug 9, 1977·8 cites·9 claims
- 2949US4066056AExhaust gas recirculatorTOYOTA MOTOR CO LTD·Filed 1975·Granted Jan 3, 1978·6 cites·30 claims
- 3040US4226222AExhaust gas recirculation system for internal combustion enginesNIPPON SOKEN·Filed 1979·Granted Oct 7, 1980·5 cites·6 claims
- 3137US4723069ACeramic heaterTOYOTA MOTOR CO LTD·Filed 1986·Granted Feb 2, 1988·9 cites·20 claims
- 3236US4322799AExhaust gas recirculation valve control system and methodNIPPON SOKEN·Filed 1979·Granted Mar 30, 1982·3 cites·14 claims
- 3333US4248187AElectronic control system for internal combustion enginesNIPPON SOKEN·Filed 1979·Granted Feb 3, 1981·2 cites·4 claims
- 3432US4250855AElectronic control system for carburetorNIPPON SOKEN·Filed 1979·Granted Feb 17, 1981·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →