Inventor · disambiguated record
Seishi Yasuhara
Also filed as: YASUHARA SEISHI
51 granted patents·1,167 citations·filing 1974–1985
99Inventor score
Top patents by PatentIndex Score
51 records- 0198US4143635AExhaust gas recirculated engine with variable cylinder disablement controlNISSAN MOTOR·Filed 1977·Granted Mar 13, 1979·66 cites·6 claims
- 0297US4646070AOil deterioration detector method and apparatusNISSAN MOTOR·Filed 1982·Granted Feb 24, 1987·146 cites·13 claims
- 0397US4506337AEngine lubricating oil replacement timing monitoring system and method for an automotive vehicleNISSAN MOTOR·Filed 1982·Granted Mar 19, 1985·93 cites·24 claims
- 0496US4433666AExhaust gas recirculation system for diesel engineNISSAN MOTOR·Filed 1982·Granted Feb 28, 1984·53 cites·12 claims
- 0596US4165610AInternal combustion engine with variable cylinder disablement controlNISSAN MOTOR·Filed 1977·Granted Aug 28, 1979·61 cites·4 claims
- 0693US4491112AFailsafe for an engine controlNISSAN MOTOR·Filed 1982·Granted Jan 1, 1985·43 cites·7 claims
- 0791US4413508AAdjusting system for crank angle sensorNISSAN MOTOR·Filed 1981·Granted Nov 8, 1983·31 cites·19 claims
- 0889US4494507AControl system for a fuel injection internal combustion engine including a fuel injection rate detectorNISSAN MOTOR·Filed 1983·Granted Jan 22, 1985·30 cites·1 claims
- 0988US4502438AElectronic fuel injection control method and apparatus for a fuel injection type internal combustion engineNISSAN MOTOR·Filed 1982·Granted Mar 5, 1985·29 cites·20 claims
- 1088US4417561AMethod and apparatus for automatically changing and disposing of used engine oilNISSAN MOTOR·Filed 1980·Granted Nov 29, 1983·45 cites·11 claims
- 1186US4491143AFuel supply system for internal combustion enginesNISSAN MOTOR·Filed 1983·Granted Jan 1, 1985·41 cites·16 claims
- 1285US4355621AInjection advance deviceNISSAN MOTOR·Filed 1980·Granted Oct 26, 1982·28 cites·13 claims
- 1384US4597369AFuel cutoff apparatus for fuel injection pump for diesel engineNISSAN MOTOR·Filed 1982·Granted Jul 1, 1986·24 cites·19 claims
- 1484US4594979AFuel injection rate control system for an engineNISSAN MOTOR·Filed 1984·Granted Jun 17, 1986·23 cites·5 claims
- 1579US4615316AControl method and apparatus for protecting engine from excessive wear and the likeNISSAN MOTOR·Filed 1984·Granted Oct 7, 1986·20 cites·12 claims
- 1679US4432331AEngine control systemNISSAN MOTOR·Filed 1982·Granted Feb 21, 1984·21 cites·17 claims
- 1777US4563133AFuel cut solenoid valve for fuel injection pumpNISSAN MOTOR·Filed 1984·Granted Jan 7, 1986·19 cites·8 claims
- 1877US4515690AFuel supply system for diesel enginesNISSAN MOTOR·Filed 1983·Granted May 7, 1985·34 cites·24 claims
- 1976US4483480AInjection valve timing sensorNISSAN MOTOR·Filed 1981·Granted Nov 20, 1984·18 cites·6 claims
- 2075US4392463ADiesel engine having a dual lubrication systemNISSAN MOTOR·Filed 1980·Granted Jul 12, 1983·25 cites·2 claims
- 2174US4294220AIntake port means for extracting engine exhaust gas for recirculationNISSAN MOTOR·Filed 1980·Granted Oct 13, 1981·23 cites·10 claims
- 2273US4478197AFuel supply apparatus for a diesel engineNISSAN MOTOR·Filed 1982·Granted Oct 23, 1984·30 cites·7 claims
- 2371US4661686ADual line ceramic glow plugNGK SPARK PLUG CO·Filed 1985·Granted Apr 28, 1987·28 cites·9 claims
- 2470US4635594AMethod of applying electric current to glow plugs and device thereforNGK SPARK PLUG CO·Filed 1985·Granted Jan 13, 1987·14 cites·10 claims
- 2566US4456831AFailsafe for an engine controlNISSAN MOTOR·Filed 1982·Granted Jun 26, 1984·14 cites·11 claims
- 2664US4638782AApparatus for controlling fuel injection timing in a fuel injection pumpDIESEL KIKI CO·Filed 1984·Granted Jan 27, 1987·17 cites·12 claims
- 2763US4318374APreheating system for a diesel engineNISSAN MOTOR·Filed 1979·Granted Mar 9, 1982·14 cites·20 claims
- 2861US4437444AFuel injection pump for a diesel engineNISSAN MOTOR·Filed 1981·Granted Mar 20, 1984·15 cites·6 claims
- 2957US4617902AApparatus for controlling fuel injection timing of fuel injection apparatusDIESEL KIKI CO·Filed 1984·Granted Oct 21, 1986·11 cites·12 claims
- 3057US4465044AElectrically controlled fuel injection pump for an internal combustion engineNISSAN MOTOR·Filed 1982·Granted Aug 14, 1984·11 cites·5 claims
- 3156US4367716AFuel injection timing control systemNISSAN MOTOR·Filed 1980·Granted Jan 11, 1983·10 cites·8 claims
- 3254US4626230ADevice for sensing damage to a cogged beltNISSAN MOTOR·Filed 1984·Granted Dec 2, 1986·12 cites·7 claims
- 3353US4594667ADigital control systemNISSAN MOTOR·Filed 1984·Granted Jun 10, 1986·9 cites·8 claims
- 3452US4567868AFuel injection system for an internal combustion engineNISSAN MOTOR·Filed 1984·Granted Feb 4, 1986·7 cites·17 claims
- 3551US4403582AFuel injection control systemNISSAN MOTOR·Filed 1981·Granted Sep 13, 1983·7 cites·7 claims
- 3648US4542725AFuel injection rate control system for an internal combustion engineNISSAN MOTOR·Filed 1984·Granted Sep 24, 1985·9 cites·12 claims
- 3747US4491100AControl system for a glow plug of an internal combustion engineNISSAN MOTOR·Filed 1983·Granted Jan 1, 1985·9 cites·3 claims
- 3847US4470763AFuel injection control systemNISSAN MOTOR·Filed 1981·Granted Sep 11, 1984·6 cites·11 claims
- 3945US4471652APosition detector for rotary element such as an internal combustion engine crankshaft or the likeNISSAN MOTOR·Filed 1982·Granted Sep 18, 1984·7 cites·13 claims
- 4044US4295455AExhaust gas recirculation control system for a compression-ignition internal combustion engineNISSAN MOTOR·Filed 1979·Granted Oct 20, 1981·7 cites·9 claims
- 4142US4345429ASoot treatment device for a Diesel engineNISSAN MOTOR·Filed 1980·Granted Aug 24, 1982·10 cites·7 claims
- 4241US4573347AApparatus for measuring fuel injection advance angle in diesel engineSEKIGUCHI AKIRA·Filed 1984·Granted Mar 4, 1986·7 cites·8 claims
- 4341US4368706ADistributor-type fuel injection pump governorNISSAN MOTOR·Filed 1980·Granted Jan 18, 1983·6 cites·10 claims
- 4440US4397280AGovernor mechanism for a distributor-type fuel injection pumpNISSAN MOTOR·Filed 1980·Granted Aug 9, 1983·4 cites·9 claims
- 4540US4368709AFuel injection pump with an injection timing control deviceNISSAN MOTOR·Filed 1981·Granted Jan 18, 1983·6 cites·11 claims
- 4639US4616615AMethod and system for controlling idling speed for a Diesel engineNISSAN MOTOR·Filed 1984·Granted Oct 14, 1986·6 cites·17 claims
- 4738US4432319AFuel injection control system for a fuel injection pumpNISSAN MOTOR·Filed 1981·Granted Feb 21, 1984·3 cites·37 claims
- 4835US4671224AApparatus for controlling a power supply to a glow plug for a vehicular diesel engineNISSAN MOTOR·Filed 1985·Granted Jun 9, 1987·2 cites·6 claims
- 4935US4328777ADistributor-type fuel injection pump governorNISSAN MOTOR·Filed 1980·Granted May 11, 1982·4 cites·7 claims
- 5033US3993037ASpark ignition engine having combustion chamber provided with vent valveNISSAN MOTOR·Filed 1974·Granted Nov 23, 1976·5 cites·6 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
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