Inventor
YOSHINAGA TORU
JP22 patents
⚠️ This page may combine multiple inventors who share the name “YOSHINAGA TORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON SOKEN
19 patentsUS5239972AAug 31, 1993
Gas/liquid separation device
NIPPON SOKEN64 citations96
US4621599ANov 11, 1986
Method and apparatus for operating direct injection type internal combustion engine
NIPPON SOKEN121 citations96
US4550744ANov 5, 1985
Piezoelectric hydraulic control valve
NIPPON SOKEN72 citations96
US4514657AApr 30, 1985
Spark plug having dual gaps for internal combustion engines
NIPPON SOKEN61 citations96
US4784102ANov 15, 1988
Fuel injector and fuel injection system
NIPPON SOKEN65 citations95
US4603671AAug 5, 1986
Fuel injector for an internal combustion engine
NIPPON SOKEN126 citations95
US4535735AAug 20, 1985
Multi-gap spark ignition system
NIPPON SOKEN45 citations93
US4579283AApr 1, 1986
Pressure responsive fuel injector actuated by pump
NIPPON SOKEN33 citations92
US4529164AJul 16, 1985
Piezo-type valve
NIPPON SOKEN28 citations92
US4480619ANov 6, 1984
Flow control device
NIPPON SOKEN35 citations92
US4649887AMar 17, 1987
Pump for supplying pressurized fuel to fuel injector of internal combustion engine
NIPPON SOKEN10 citations74
US4470392ASep 11, 1984
Multi-gap spark ignition device for engine
NIPPON SOKEN19 citations74
US4406273ASep 27, 1983
Ignition system for internal combustion engine
NIPPON SOKEN17 citations74
US4793314ADec 27, 1988
Fuel injection pump for an internal combustion engine
NIPPON SOKEN9 citations73
US4610427ASep 9, 1986
Piezoelectric control valve for fuel injector of internal combustion engine
NIPPON SOKEN10 citations73
US4590908AMay 27, 1986
Fuel amount control system in an internal combustion engine
NIPPON SOKEN13 citations73
US4408592AOct 11, 1983
Ignition system for internal combustion engines
NIPPON SOKEN4 citations63
US4350137ASep 21, 1982
Ignition system for internal combustion engines
NIPPON SOKEN5 citations63
US4421091ADec 20, 1983
Ignition system for internal combustion engines
NIPPON SOKEN1 citations48