Inventor · disambiguated record
Hiroatsu Tokuda
Also filed as: TOKUDA HIROATSU
26 granted patents·3 pending applications·661 citations·filing 1978–2007
97Inventor score
Files withHITACHI LTD29
Top patents by PatentIndex Score
29 records- 0193US4276601AElectronic engine control apparatusHITACHI LTD·Filed 1978·Granted Jun 30, 1981·25 cites·53 claims
- 0289US5496227ATorque control method and apparatus for internal combustion engine and motor vehicles employing the sameHITACHI LTD·Filed 1994·Granted Mar 5, 1996·77 cites·43 claims
- 0388US4887577AHot-wire type air flow meter and an internal combustion engine with the sameHITACHI LTD·Filed 1988·Granted Dec 19, 1989·45 cites·11 claims
- 0485US6045764AExhaust gas purifying method and catalyst used thereforHITACHI LTD·Filed 1996·Granted Apr 4, 2000·68 cites·6 claims
- 0585US5230316AMethod and apparatus for detecting knock in an internal combustion engineHITACHI LTD·Filed 1991·Granted Jul 27, 1993·50 cites·24 claims
- 0685US4667640AMethod for controlling fuel injection for engineHITACHI LTD·Filed 1985·Granted May 26, 1987·33 cites·5 claims
- 0783US5508923AEngine control system limiting engine output based on vehicle operating environmentsHITACHI LTD·Filed 1993·Granted Apr 16, 1996·56 cites·15 claims
- 0883US5020214AMethod of manufacturing a hot wire air flow meterHITACHI LTD·Filed 1988·Granted Jun 4, 1991·24 cites·19 claims
- 0982US4974445AHot wire type of air flow meter and internal combustion engine using the sameHITACHI LTD·Filed 1989·Granted Dec 4, 1990·26 cites·17 claims
- 1082US4792905AMethod of fuel injection control in engineHITACHI LTD·Filed 1986·Granted Dec 20, 1988·26 cites·1 claims
- 1180US4274141AMethod and apparatus for controlling an internal combustion engine, particularly the starting up of the engineHITACHI LTD·Filed 1978·Granted Jun 16, 1981·13 cites·68 claims
- 1278US5373448AKnock detection device for an internal combustion engineHITACHI LTD·Filed 1992·Granted Dec 13, 1994·43 cites·6 claims
- 1370US5186146ACombustion evaluation apparatus and combustion controllerHITACHI LTD·Filed 1992·Granted Feb 16, 1993·35 cites·40 claims
- 1467US6586105B2Packaging structure and method for automotive componentsHITACHI LTD·Filed 2001·Granted Jul 1, 2003·14 cites·14 claims
- 1566US7468554B2Heat sink board and manufacturing method thereofHITACHI LTD·Filed 2005·Granted Dec 23, 2008·3 cites·10 claims
- 1666US4276602AElectronic engine control apparatus having arrangement for varying fuel injection durationHITACHI LTD·Filed 1979·Granted Jun 30, 1981·15 cites·45 claims
- 1762US6517784B1Exhaust gas purifying apparatus for an internal combustion engineHITACHI LTD·Filed 2000·Granted Feb 11, 2003·8 cites·6 claims
- 1861US4909079AHeat wire airflow meterHITACHI LTD·Filed 1989·Granted Mar 20, 1990·19 cites·28 claims
- 1957USRE34403EHot-wire type air flow meter and an internal combustion engine with the sameHITACHI LTD·Filed 1991·Granted Oct 12, 1993·16 cites·12 claims
- 2056US5036702AAir flow meter with compensation of second stage delay of thermal inertiaHITACHI LTD·Filed 1988·Granted Aug 6, 1991·16 cites·14 claims
- 2155US6815073B2Electronic component and method of manufacturing the sameHITACHI LTD·Filed 2001·Granted Nov 9, 2004·6 cites·9 claims
- 2251US5367906AHot wire air flow meterHITACHI LTD·Filed 1993·Granted Nov 29, 1994·11 cites·31 claims
- 2351US2008179732A1Working Method of Metal Material and Semiconductor Apparatus Fabricated by the MethodHITACHI LTD·Filed 2007·Application pending·0 cites
- 2449US2006248696A1Working method of metal material and semiconductor apparatus fabricated by the methodHITACHI LTD·Filed 2006·Application pending·0 cites
- 2546US4674028AIdentification method of a process parameterHITACHI LTD·Filed 1985·Granted Jun 16, 1987·10 cites·6 claims
- 2644US6093377ARemoval of nitrogen oxides from exhaust gas using catalystHITACHI LTD·Filed 1996·Granted Jul 25, 2000·11 cites·8 claims
- 2741US2004147083A1Working method of metal material and semiconductor apparatus fabricated by the methodHITACHI LTD·Filed 2004·Application pending·0 cites
- 2838US4790182AHot wire air flow meterHITACHI LTD·Filed 1986·Granted Dec 13, 1988·9 cites·8 claims
- 2932US4986115AHot-wire air flow meterHITACHI LTD·Filed 1988·Granted Jan 22, 1991·2 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →