Inventor · disambiguated record
Toshimi Matsumura
Also filed as: MATSUMURA TOSHIMI
20 granted patents·637 citations·filing 1980–2003
96Inventor score
Top patents by PatentIndex Score
20 records- 0197US4590563AMethod and apparatus for controlling internal combustion engineNIPPON DENSO CO·Filed 1982·Granted May 20, 1986·68 cites·24 claims
- 0297US4467769AClosed loop air/fuel ratio control of i.c. engine using learning data unaffected by fuel from canisterNIPPON DENSO CO·Filed 1982·Granted Aug 28, 1984·66 cites·17 claims
- 0395US4344399AMethod and apparatus for controlling engine idling speedNIPPON DENSO CO·Filed 1980·Granted Aug 17, 1982·49 cites·8 claims
- 0494US5277156ACommon-rail fuel injection system for an engineNIPPON DENSO CO·Filed 1992·Granted Jan 11, 1994·90 cites·6 claims
- 0592US4667634AMethod and apparatus for controlling amount of fuel injected into engine cylindersNIPPON DENSO CO·Filed 1985·Granted May 26, 1987·50 cites·8 claims
- 0690US4495920AEngine control system and method for minimizing cylinder-to-cylinder speed variationsNIPPON DENSO CO·Filed 1983·Granted Jan 29, 1985·38 cites·8 claims
- 0789US6539921B1Fuel injection system with fuel pressure sensorDENSO CORP·Filed 2002·Granted Apr 1, 2003·31 cites·15 claims
- 0887US4444168AEngine idling speed control method and apparatusNIPPON DENSO CO·Filed 1982·Granted Apr 24, 1984·28 cites·6 claims
- 0984US4814997AMethod and apparatus for estimating an atmospheric pressure based on an intact air pressure at a certain timeNIPPON DENSO CO·Filed 1987·Granted Mar 21, 1989·24 cites·15 claims
- 1083US6715468B2Fuel injection systemDENSO CORP·Filed 2002·Granted Apr 6, 2004·27 cites·19 claims
- 1182US4475507AFuel injection amount controlNIPPON DENSO CO·Filed 1983·Granted Oct 9, 1984·23 cites·18 claims
- 1280US6959541B2Fuel injection control system for internal combustion engineDENSO CORP·Filed 2003·Granted Nov 1, 2005·41 cites·18 claims
- 1380US4446832AMethod and system for controlling the idle speed of an internal combustion engine at variable ignition timingNIPPON DENSO CO·Filed 1981·Granted May 8, 1984·22 cites·6 claims
- 1477US4705000AApparatus and method for controlling amount of fuel injected into engine cylindersNIPPON DENSO CO·Filed 1985·Granted Nov 10, 1987·31 cites·4 claims
- 1569US4467770AMethod and apparatus for controlling the air-fuel ratio in an internal combustion engineNIPPON DENSO CO·Filed 1982·Granted Aug 28, 1984·16 cites·8 claims
- 1659US4492534AFuel injection pump for internal combustion engineNIPPON DENSO CO·Filed 1983·Granted Jan 8, 1985·10 cites·6 claims
- 1754US4499883ADistributor type fuel-injection pump for distributing fuel to cylinders of an internal combustion engineNIPPON DENSO CO·Filed 1983·Granted Feb 19, 1985·8 cites·8 claims
- 1844US4573442AFuel injection pump having a compact spill-port timing control unitNIPPON DENSO CO·Filed 1983·Granted Mar 4, 1986·5 cites·23 claims
- 1938US4671236AIntake air density compensation on the basis of ignition timing for optimal diesel engine controlNIPPON DENSO CO·Filed 1985·Granted Jun 9, 1987·5 cites·6 claims
- 2037US4503821AApparatus and method for controlling amount of fuel injected into engine cylindersNIPPON DENSO CO·Filed 1984·Granted Mar 12, 1985·5 cites·10 claims
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