Inventor · disambiguated record
Hiroshi Kamifuji
Also filed as: KAMIFUJI HIROSHI
11 granted patents·166 citations·filing 1981–1990
91Inventor score
Files withHITACHI LTD11
Top patents by PatentIndex Score
11 records- 0192US4601271AThrottle valve controlling apparatusHITACHI LTD·Filed 1984·Granted Jul 22, 1986·50 cites·3 claims
- 0278US4639624ATorque motor having a coil with finite turning rangeHITACHI LTD·Filed 1985·Granted Jan 27, 1987·25 cites·14 claims
- 0373US4480618AApparatus for enriching fuel upon engine starting operationHITACHI LTD·Filed 1982·Granted Nov 6, 1984·17 cites·17 claims
- 0472US4547852AEngine control apparatus and control methodHITACHI LTD·Filed 1983·Granted Oct 15, 1985·16 cites·8 claims
- 0569US4879982AMethod of and apparatus for controlling engine revolution speedHITACHI LTD·Filed 1988·Granted Nov 14, 1989·15 cites·2 claims
- 0660US4966118AFuel injection control apparatus for an internal combustion engineHITACHI LTD·Filed 1989·Granted Oct 30, 1990·11 cites·9 claims
- 0756US4442818AFuel injection apparatus for internal combustion enginesHITACHI LTD·Filed 1981·Granted Apr 17, 1984·9 cites·46 claims
- 0846US4873960AElectronically-controlled fuel injection system for internal combustion enginesHITACHI LTD·Filed 1988·Granted Oct 17, 1989·7 cites·5 claims
- 0940US5146898AFuel injection control apparatus for an internal combustion engineHITACHI LTD·Filed 1990·Granted Sep 15, 1992·7 cites·7 claims
- 1040US4494498AAir-fuel ratio control system for engine startingHITACHI LTD·Filed 1983·Granted Jan 22, 1985·4 cites·4 claims
- 1136US4522175ARotational speed control apparatus for internal combustion enginesHITACHI LTD·Filed 1984·Granted Jun 11, 1985·5 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →