Inventor · disambiguated record
Shunichi Aoyama
Also filed as: AOYAMA SHUNICHI
65 granted patents·2,563 citations·filing 1975–2010
99Inventor score
Top patents by PatentIndex Score
65 records- 0198US6026921AHybrid vehicle employing parallel hybrid system, using both internal combustion engine and electric motor for propulsionNISSAN MOTOR·Filed 1999·Granted Feb 22, 2000·329 cites·6 claims
- 0297US6647935B2Reciprocating internal combustion engineNISSAN MOTOR·Filed 2002·Granted Nov 18, 2003·64 cites·10 claims
- 0397US6083138AHybrid drive control system for vehicleNISSAN MOTOR·Filed 1999·Granted Jul 4, 2000·252 cites·16 claims
- 0497US6048289AHybrid vehicleNISSAN MOTOR·Filed 1999·Granted Apr 11, 2000·177 cites·20 claims
- 0597US5319930AExhaust gas purifying device for an internal combustion engineNISSAN MOTOR·Filed 1993·Granted Jun 14, 1994·125 cites·2 claims
- 0697US5287698AExhaust gas purifying device for an internal combustion engineNISSAN MOTOR·Filed 1993·Granted Feb 22, 1994·112 cites·4 claims
- 0797US4534323AValve operation changing system of internal combustion engineNISSAN MOTOR·Filed 1983·Granted Aug 13, 1985·64 cites·34 claims
- 0896US6575128B2Variable-valve-actuation apparatus for internal combustion engineUNISIA JECS CORP·Filed 2002·Granted Jun 10, 2003·64 cites·17 claims
- 0996US4584974AValve operation changing system of internal combustion engineNISSAN MOTOR·Filed 1983·Granted Apr 29, 1986·66 cites·33 claims
- 1096US4397270AValve operating mechanism for internal combustion enginesNISSAN MOTOR·Filed 1980·Granted Aug 9, 1983·64 cites·2 claims
- 1195US5195316AExhaust gas purifying device for an internal combustion engineNISSAN MOTOR·Filed 1990·Granted Mar 23, 1993·72 cites·11 claims
- 1295US4703734AMulti-valve internal combustion engineNISSAN MOTOR·Filed 1986·Granted Nov 3, 1987·68 cites·16 claims
- 1394US7669559B2Internal combustion engineNISSAN MOTOR·Filed 2007·Granted Mar 2, 2010·29 cites·38 claims
- 1494US4499870AMulti-cylinder internal combustion engineNISSAN MOTOR·Filed 1983·Granted Feb 19, 1985·49 cites·6 claims
- 1593US4357917AVariable valve timing system for induction control of an internal combustion engineNISSAN MOTOR·Filed 1979·Granted Nov 9, 1982·54 cites·16 claims
- 1692US6505582B2Variable compression ratio mechanism of reciprocating internal combustion engineNISSAN MOTOR·Filed 2001·Granted Jan 14, 2003·48 cites·9 claims
- 1791US6792924B2Engine control system of internal combustion engine with variable compression ratio mechanism and exhaust-gas recirculation control systemNISSAN MOTOR·Filed 2002·Granted Sep 21, 2004·42 cites·20 claims
- 1891US6053842ADrive system for hybrid drive vehicleNISSAN MOTOR·Filed 1999·Granted Apr 25, 2000·106 cites·10 claims
- 1991US5988125AVariable valve actuation apparatus for engineUNISIA JECS CORP·Filed 1998·Granted Nov 23, 1999·58 cites·30 claims
- 2088US6691022B2Intake air quantity measurement for internal combustion engineNISSAN MOTOR·Filed 2002·Granted Feb 10, 2004·33 cites·18 claims
- 2187US6769404B2Combustion control system for spark-ignition internal combustion engine with variable piston strike characteristic mechanism and variable valve operating mechanismNISSAN MOTOR·Filed 2002·Granted Aug 3, 2004·52 cites·19 claims
- 2285US6886532B2Intake system of internal combustion engineNISSAN MOTOR·Filed 2002·Granted May 3, 2005·24 cites·27 claims
- 2385US6691655B2Control system and method for an internal combustion engineNISSAN MOTOR·Filed 2003·Granted Feb 17, 2004·45 cites·24 claims
- 2485US4526142AVariable valve timing arrangement for an internal combustion engine or the likeNISSAN MOTOR·Filed 1982·Granted Jul 2, 1985·32 cites·17 claims
- 2582US7059280B2Variable compression ratio system for internal combustion engine and method for controlling the systemNISSAN MOTOR·Filed 2003·Granted Jun 13, 2006·26 cites·19 claims
- 2682US6622670B2Piston crank mechanism of reciprocating internal combustion engineNISSAN MOTOR·Filed 2001·Granted Sep 23, 2003·26 cites·22 claims
- 2781US6915766B2Compression ratio controlling apparatus and method for spark-ignited internal combustion engineNISSAN MOTOR·Filed 2003·Granted Jul 12, 2005·24 cites·21 claims
- 2881US6595186B2Control system and method for an internal combustion engineNISSAN MOTOR·Filed 2002·Granted Jul 22, 2003·18 cites·21 claims
- 2980US6732682B2Control system and method for an internal combustion engineNISSAN MOTOR·Filed 2002·Granted May 11, 2004·23 cites·23 claims
- 3080US6684828B2Variable compression ratio mechanism for reciprocating internal combustion engineNISSAN MOTOR·Filed 2002·Granted Feb 3, 2004·23 cites·20 claims
- 3180US6561142B2Crank mechanism of reciprocating internal combustion engine of multi-link typeNISSAN MOTOR·Filed 2001·Granted May 13, 2003·28 cites·20 claims
- 3280US4628880AInduction system for internal combustion engine having multiple inlet valves per combustion chamberNISSAN MOTOR·Filed 1985·Granted Dec 16, 1986·28 cites·8 claims
- 3379US7363902B2Engine overall height reductionNISSAN MOTOR·Filed 2005·Granted Apr 29, 2008·10 cites·11 claims
- 3477US6615773B2Piston control mechanism of reciprocating internal combustion engine of variable compression ratio typeNISSAN MOTOR·Filed 2002·Granted Sep 9, 2003·20 cites·12 claims
- 3577US6550436B2Intake valve control device of internal combustion engineNISSAN MOTOR·Filed 2001·Granted Apr 22, 2003·15 cites·14 claims
- 3675US8100097B2Multi-link engineTAKAHASHI NAOKI·Filed 2008·Granted Jan 24, 2012·6 cites·8 claims
- 3773US4312494AValve device using an on-off functioning type electromagnetic actuatorNISSAN MOTOR·Filed 1980·Granted Jan 26, 1982·24 cites·2 claims
- 3872US6990934B2Internal combustion engine having variable compression ratio mechanism and control method thereforNISSAN MOTOR·Filed 2003·Granted Jan 31, 2006·15 cites·14 claims
- 3972US4498432AVariable valve timing arrangement for an internal combustion engine or the likeNISSAN MOTOR·Filed 1982·Granted Feb 12, 1985·23 cites·19 claims
- 4071US6516757B2Internal combustion engine with a supercharger and an improved piston crank mechanismNISSAN MOTOR·Filed 2001·Granted Feb 11, 2003·15 cites·19 claims
- 4171US5195318AExhaust gas purifying device for an internal combustion engineNISSAN MOTOR·Filed 1990·Granted Mar 23, 1993·40 cites·14 claims
- 4270US7640901B2Intake control apparatus for an engine and methodNISSAN MOTOR·Filed 2007·Granted Jan 5, 2010·5 cites·15 claims
- 4368US7980207B2Multi-link engineNISSAN MOTOR·Filed 2008·Granted Jul 19, 2011·4 cites·7 claims
- 4468US7426913B2Intake valve control system and method for internal combustion engineNISSAN MOTOR·Filed 2005·Granted Sep 23, 2008·6 cites·15 claims
- 4568US6877463B2Link mechanism of reciprocating internal combustion engineNISSAN MOTOR·Filed 2003·Granted Apr 12, 2005·13 cites·16 claims
- 4668US6792901B2Control system of internal combustion engineNISSAN MOTOR·Filed 2002·Granted Sep 21, 2004·15 cites·21 claims
- 4767US7165517B2Control apparatus and method for internal combustion engine with variable compression ratio mechanismNISSAN MOTOR·Filed 2004·Granted Jan 23, 2007·12 cites·23 claims
- 4864US4352344AValve operating mechanism for internal combustion enginesNISSAN MOTOR·Filed 1980·Granted Oct 5, 1982·19 cites·3 claims
- 4963US7594467B2Internal combustion engine with improved thermal efficiencyNISSAN MOTOR·Filed 2007·Granted Sep 29, 2009·1 cites·14 claims
- 5063US7290508B2Lower link for piston crank mechanism of internal combustion engineNISSAN MOTOR·Filed 2006·Granted Nov 6, 2007·4 cites·17 claims
Showing the top 50 of 65 patent records by PatentIndex Score.
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