Inventor · disambiguated record
Masakatsu Fujishita
Also filed as: FUJISHITA MASAKATSU
14 granted patents·407 citations·filing 1988–1996
94Inventor score
Top patents by PatentIndex Score
14 records- 0188US5808367AControl system for vehicle generator and control method thereforHITACHI LTD·Filed 1996·Granted Sep 15, 1998·58 cites·28 claims
- 0288US5388405ASystem for purifying exhaust gas for use in an automobileHITACHI LTD·Filed 1992·Granted Feb 14, 1995·55 cites·2 claims
- 0385US5937637ASystem for purifying exhaust gas for use in an automobileHITACHI LTD·Filed 1996·Granted Aug 17, 1999·45 cites·9 claims
- 0475US5460031AKnocking detection method for internal combustion engines and ignition timing control method thereforHITACHI LTD·Filed 1993·Granted Oct 24, 1995·28 cites·8 claims
- 0572US5379586ASystem for controlling oxygen concentration in exhaust gas and exhaust gas cleaning system employing the sameHITACHI LTD·Filed 1992·Granted Jan 10, 1995·39 cites·20 claims
- 0669US5598822AKnocking detection method for internal combustion engines and ignition timing control method thereforHITACHI LTD·Filed 1995·Granted Feb 4, 1997·24 cites·18 claims
- 0769US5390493AApparatus for controlling the electric heating of catalystHITACHI LTD·Filed 1993·Granted Feb 21, 1995·35 cites·20 claims
- 0867US5608309AVehicle-use alternating current generator control systemHITACHI LTD·Filed 1994·Granted Mar 4, 1997·35 cites·26 claims
- 0965US5560201ASystem for purifying exhaust gas for use in an automobileHITACHI LTD·Filed 1995·Granted Oct 1, 1996·23 cites·3 claims
- 1052US5503804ACatalyzer control apparatusHITACHI LTD·Filed 1992·Granted Apr 2, 1996·23 cites·7 claims
- 1150US4862855AControl apparatus for internal combustion engineHITACHI LTD·Filed 1988·Granted Sep 5, 1989·12 cites·4 claims
- 1245US5267544ACrank angle and cylinder number detecting system and method for internal combustion engineFUJI HEAVY IND LTD·Filed 1992·Granted Dec 7, 1993·11 cites·5 claims
- 1342US5841266APower source system for a vehicleHITACHI LTD·Filed 1996·Granted Nov 24, 1998·19 cites·6 claims
- 1424US5738068AMethod and apparatus for controlling internal combustion engine for automotive vehicleHITACHI LTD·Filed 1996·Granted Apr 14, 1998·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →