P

Inventor

OZAKI TADASHI

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

NIPPON SOKEN

22 patents
US5181417AJan 26, 1993

Pressure detecting device

NIPPON SOKEN65 citations96
US4567755AFeb 4, 1986

Ignition/misfire detector for an internal combustion engine

NIPPON SOKEN20 citations82
US4403505ASep 13, 1983

Ignition range detector for internal combustion engine

NIPPON SOKEN23 citations82
US4149503AApr 17, 1979

Exhaust gas recirculation system for an internal combustion engine

NIPPON SOKEN27 citations82
US4100734AJul 18, 1978

Exhaust gas purification system for an internal combustion engine

NIPPON SOKEN20 citations82
US4574616AMar 11, 1986

Vibration detecting apparatus

NIPPON SOKEN12 citations74
US4567751AFeb 4, 1986

Knocking detection device in diesel engine

NIPPON SOKEN16 citations74
US4537065AAug 27, 1985

Device for detection of abnormality in pressure detector for internal combustion engine

NIPPON SOKEN14 citations74
US4476709AOct 16, 1984

Knock detecting apparatus for internal combusion engines

NIPPON SOKEN14 citations74
US4438647AMar 27, 1984

Ignition range detector for internal combustion engines

NIPPON SOKEN10 citations74
US4196706AApr 8, 1980

Exhaust gas recirculation system for internal combustion engine

NIPPON SOKEN7 citations74
US4181110AJan 1, 1980

Exhaust gas recirculation system for internal combustion engine

NIPPON SOKEN7 citations74
US4148286AApr 10, 1979

Exhaust gas recirculation system for an internal combustion engine

NIPPON SOKEN11 citations74
US4146986AApr 3, 1979

Device for supplying secondary air for purifying exhaust gases discharged from internal combustion engine

NIPPON SOKEN9 citations74
US4109462AAug 29, 1978

Device for purifying exhaust gas discharged from internal combustion engine

NIPPON SOKEN13 citations74
US4030464AJun 21, 1977

Fuel-air mixture heating device for use with internal combustion engine

NIPPON SOKEN16 citations74
US4440014AApr 3, 1984

Knocking detection device

NIPPON SOKEN8 citations73
US4002025AJan 11, 1977

System for heating intake pipe of internal combustion engine

NIPPON SOKEN13 citations73
US4230079AOct 28, 1980

Exhaust gas recirculation system for internal combustion engines

NIPPON SOKEN6 citations63
US4222237ASep 16, 1980

Exhaust gas purifying apparatus for internal combustion engine

NIPPON SOKEN4 citations63
US4492109AJan 8, 1985

Knocking detection apparatus for an internal combustion engine

NIPPON SOKEN3 citations62
US4616502AOct 14, 1986

Knocking detection system for internal combustion engine

NIPPON SOKEN0 citations42

KIORITZ CORP

6 patents

DENSO CORP

4 patents

FURUNO ELECTRIC CO

2 patents

TOYODA CHUO KENKYUSHO KK

1 patent

NIPPON DENSO CO

1 patent