P

Inventor

HIRABAYASHI YUJI

JP24 patents
⚠️ This page may combine multiple inventors who share the name “HIRABAYASHI YUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON DENSO CO

15 patents
US4760275AJul 26, 1988

Communication system for vehicle

NIPPON DENSO CO180 citations99
US4843557AJun 27, 1989

Overall diagnosis apparatus for vehicle-mounted control devices

NIPPON DENSO CO197 citations98
US4894781AJan 16, 1990

Communication control system

NIPPON DENSO CO69 citations96
US4864568ASep 5, 1989

Communication control system

NIPPON DENSO CO57 citations96
US4347570AAug 31, 1982

Method and apparatus for controlling ignition coil energization

NIPPON DENSO CO41 citations95
US4835671AMay 30, 1989

Communication control unit providing isolation of failure condition of electronic control unit

NIPPON DENSO CO28 citations92
US4825362AApr 25, 1989

Network system for data communication in a vehicle

NIPPON DENSO CO36 citations92
US4476532AOct 9, 1984

Method and apparatus for controlling the duty cycle of an off-on type valve by monitoring the history of the state of the valve

NIPPON DENSO CO30 citations92
US4379333AApr 5, 1983

Method and system for operating a power-producing machine at maximum torque under varying operating conditions

NIPPON DENSO CO29 citations92
US4751783AJun 21, 1988

Azimuth determination apparatus

NIPPON DENSO CO42 citations90
US4522176AJun 11, 1985

Air flow control apparatus for internal combustion engine

NIPPON DENSO CO14 citations74
US4428342AJan 31, 1984

Method and system for operating an internal combustion engine at optimum torque

NIPPON DENSO CO13 citations74
US4558417ADec 10, 1985

Computer based engine control with lower priority interrupt requests generated in selected higher priority interrupt routines

NIPPON DENSO CO11 citations73
US4553208ANov 12, 1985

Engine control event timing employing both crank angle rotation and time measurements

NIPPON DENSO CO10 citations73
US4949083AAug 14, 1990

Communication system

NIPPON DENSO CO13 citations71

NISSAN MOTOR

9 patents