Inventor · disambiguated record
Yuji Hirabayashi
Also filed as: HIRABAYASHI YUJI
23 granted patents·1 pending application·886 citations·filing 1979–2016
97Inventor score
Top patents by PatentIndex Score
24 records- 0196US4843557AOverall diagnosis apparatus for vehicle-mounted control devicesNIPPON DENSO CO·Filed 1987·Granted Jun 27, 1989·197 cites·15 claims
- 0295US4894781ACommunication control systemNIPPON DENSO CO·Filed 1987·Granted Jan 16, 1990·69 cites·7 claims
- 0390US4379333AMethod and system for operating a power-producing machine at maximum torque under varying operating conditionsNIPPON DENSO CO·Filed 1980·Granted Apr 5, 1983·29 cites·23 claims
- 0488US4347570AMethod and apparatus for controlling ignition coil energizationNIPPON DENSO CO·Filed 1979·Granted Aug 31, 1982·41 cites·5 claims
- 0585US4760275ACommunication system for vehicleNIPPON DENSO CO·Filed 1987·Granted Jul 26, 1988·180 cites·11 claims
- 0684US4476532AMethod 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
- 0779US4897570AStarter motor for automitove engineNISSAN MOTOR·Filed 1988·Granted Jan 30, 1990·36 cites·2 claims
- 0879US4691521ASupercharger pressure control system for internal combustion engine with turbochargerNISSAN MOTOR·Filed 1985·Granted Sep 8, 1987·30 cites·26 claims
- 0978US4864568ACommunication control systemNIPPON DENSO CO·Filed 1987·Granted Sep 5, 1989·57 cites·8 claims
- 1076US4751783AAzimuth determination apparatusNIPPON DENSO CO·Filed 1987·Granted Jun 21, 1988·42 cites·2 claims
- 1176US4509331AKnock-free engine control system for turbocharged automotive engineNISSAN MOTOR·Filed 1982·Granted Apr 9, 1985·30 cites·18 claims
- 1269US4825362ANetwork system for data communication in a vehicleNIPPON DENSO CO·Filed 1986·Granted Apr 25, 1989·36 cites·4 claims
- 1368US4428342AMethod and system for operating an internal combustion engine at optimum torqueNIPPON DENSO CO·Filed 1981·Granted Jan 31, 1984·13 cites·7 claims
- 1466US4553208AEngine control event timing employing both crank angle rotation and time measurementsNIPPON DENSO CO·Filed 1984·Granted Nov 12, 1985·10 cites·2 claims
- 1565US4522176AAir flow control apparatus for internal combustion engineNIPPON DENSO CO·Filed 1984·Granted Jun 11, 1985·14 cites·5 claims
- 1664US4769994AMethod and apparatus for controlling a variable capacity turbine of an automotive turbochargerNISSAN MOTOR·Filed 1984·Granted Sep 13, 1988·17 cites·27 claims
- 1759US4558417AComputer 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
- 1850US4756161AController for variable geometry type turbochargerNISSAN MOTOR·Filed 1985·Granted Jul 12, 1988·7 cites·9 claims
- 1946US5088346APower plant structure for motor vehicleNISSAN MOTOR·Filed 1990·Granted Feb 18, 1992·11 cites·14 claims
- 2044US4949083ACommunication systemNIPPON DENSO CO·Filed 1988·Granted Aug 14, 1990·13 cites·7 claims
- 2142US4763476AController for variable geometry type turbochargerNISSAN MOTOR·Filed 1987·Granted Aug 16, 1988·7 cites·1 claims
- 2240US4765141AMethod of controlling a variable geometry type turbochargerNISSAN MOTOR·Filed 1987·Granted Aug 23, 1988·6 cites·7 claims
- 2339US2019001994A1Vehicle control apparatusDENSO CORP·Filed 2016·Application pending·0 cites
- 2430US4352271ASteam feeding apparatus for a multicylinder steam engineNISSAN MOTOR·Filed 1979·Granted Oct 5, 1982·0 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when Yuji Hirabayashi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →