Inventor

OTANI ASAHIKO

JP5 patents

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

HITACHI LTD

4 patents

US4913116AApr 3, 1990

Ignition timing control apparatus for an internal combustion engine

HITACHI LTD211 citations97

US6526947B2Mar 4, 2003

High-pressure fuel pump control device and in-cylinder injection engine control device

HITACHI LTD56 citations94

US5867983AFeb 9, 1999

Control system for internal combustion engine with enhancement of purification performance of catalytic converter

HITACHI LTD48 citations90

US6034500AMar 7, 2000

Stepping motor control apparatus

HITACHI LTD13 citations68

HITACHI LTD AND HITACHI CAR EN

1 patent

US5727522AMar 17, 1998

Method and system for controlling ignition timing for internal combustion engine

HITACHI LTD AND HITACHI CAR EN48 citations87