Inventor · disambiguated record
Hiroyasu Fukaya
Also filed as: FUKAYA HIROYASU · SHIRASAKI SHINJI · YAMADA TAKASHI
13 granted patents·393 citations·filing 1977–2005
94Inventor score
Top patents by PatentIndex Score
13 records- 0194US4181884ARotational position detection device using a reference mark and two sensors spaced integer times apartNIPPON DENSO CO·Filed 1978·Granted Jan 1, 1980·58 cites·5 claims
- 0292US4163282AElectrical control method and apparatus for combustion enginesNIPPON DENSO CO·Filed 1977·Granted Jul 31, 1979·45 cites·20 claims
- 0389US4145608ARotational reference position detecting apparatusNIPPON DENSO CO·Filed 1977·Granted Mar 20, 1979·39 cites·4 claims
- 0488US4347570AMethod and apparatus for controlling ignition coil energizationNIPPON DENSO CO·Filed 1979·Granted Aug 31, 1982·41 cites·5 claims
- 0584US4476532AMethod and apparatus for controlling the duty cycle of an off-on type valve by monitoring the history of the state of the valveNIPPON DENSO CO·Filed 1982·Granted Oct 9, 1984·30 cites·3 claims
- 0679US5341301ADiversity type global positioning system for motor vehiclesNIPPON DENSO CO·Filed 1991·Granted Aug 23, 1994·71 cites·19 claims
- 0778US4792907AVehicle navigation systemNIPPON DENSO CO·Filed 1987·Granted Dec 20, 1988·50 cites·5 claims
- 0876US4467765AMethod and system for operating an engine at maximum torque with variable amount of ditherNIPPON DENSO CO·Filed 1982·Granted Aug 28, 1984·17 cites·12 claims
- 0971US7173201B2Remote controllerSANWA ELECTRONIC INSTR CO LTD·Filed 2005·Granted Feb 6, 2007·10 cites·6 claims
- 1066US4553208AEngine control event timing employing both crank angle rotation and time measurementsNIPPON DENSO CO·Filed 1984·Granted Nov 12, 1985·10 cites·2 claims
- 1159US4558417AComputer based engine control with lower priority interrupt requests generated in selected higher priority interrupt routinesNIPPON DENSO CO·Filed 1984·Granted Dec 10, 1985·11 cites·4 claims
- 1252US4510910AIgnition timing control method and apparatus for internal combustion enginesNIPPON DENSO CO·Filed 1984·Granted Apr 16, 1985·8 cites·6 claims
- 1329US4777618AMethod of storing, indicating or producing signals and apparatus for recording or producing signalsNIPPON DENSO CO·Filed 1985·Granted Oct 11, 1988·3 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →