Inventor · disambiguated record
Yasuhiko Kitajima
Also filed as: KITAJIMA YASUHIKO
33 granted patents·1 pending application·1,418 citations·filing 1989–2009
98Inventor score
Top patents by PatentIndex Score
34 records- 0198US6083139AHybrid drive system for vehicle with clutch controlNISSAN MOTOR·Filed 1999·Granted Jul 4, 2000·209 cites·21 claims
- 0296US6791445B2Coil-embedded dust core and method for manufacturing the sameTDK CORP·Filed 2002·Granted Sep 14, 2004·64 cites·11 claims
- 0392US6341584B1Valve timing control device and method for vehicle engineNISSAN MOTOR·Filed 1999·Granted Jan 29, 2002·111 cites·16 claims
- 0491US6674262B2Motor control apparatus and motor control methodNISSAN MOTOR·Filed 2001·Granted Jan 6, 2004·55 cites·22 claims
- 0591US6233508B1Drive power control device for hybrid vehicleNISSAN MOTOR·Filed 1999·Granted May 15, 2001·116 cites·9 claims
- 0690US6253127B1Engine startup control device and control methodNISSAN MOTOR·Filed 1999·Granted Jun 26, 2001·118 cites·9 claims
- 0790US6190282B1Control device for hybrid vehicleNISSAN MOTOR·Filed 1998·Granted Feb 20, 2001·127 cites·13 claims
- 0888US6486632B2Control device for motor/generatorsNISSAN MOTOR·Filed 2001·Granted Nov 26, 2002·78 cites·7 claims
- 0988US5993351AControl device for hybrid vehicleNISSAN MOTOR·Filed 1998·Granted Nov 30, 1999·99 cites·6 claims
- 1084US7775060B2Drive unit for electric vehicleNISSAN MOTOR·Filed 2004·Granted Aug 17, 2010·32 cites·16 claims
- 1184US7122991B2Power conversion and vehicleNISSAN MOTOR·Filed 2005·Granted Oct 17, 2006·27 cites·26 claims
- 1284US7034493B2Motor control apparatus and motor control methodNISSAN MOTOR·Filed 2004·Granted Apr 25, 2006·31 cites·9 claims
- 1383US6861813B2Motor control apparatus and motor control methodNISSAN MOTOR·Filed 2002·Granted Mar 1, 2005·30 cites·13 claims
- 1483US6727675B2Motor control apparatus and motor control methodNISSAN MOTOR·Filed 2002·Granted Apr 27, 2004·30 cites·11 claims
- 1582US6940387B2Coil-embedded dust core and method for manufacturing the sameTDK CORP·Filed 2004·Granted Sep 6, 2005·16 cites·6 claims
- 1682US6155954AEngine output control device for hybrid vehicleNISSAN MOTOR·Filed 1999·Granted Dec 5, 2000·66 cites·17 claims
- 1780US4976356AMethod of and apparatus for optically checking the appearances of chip-type components and sorting the chip-type componentsTDK CORP·Filed 1989·Granted Dec 11, 1990·46 cites·28 claims
- 1879US6768280B2Motor control apparatusNISSAN MOTOR·Filed 2002·Granted Jul 27, 2004·25 cites·9 claims
- 1973US7183728B2Motor drive system and processNISSAN MOTOR·Filed 2005·Granted Feb 27, 2007·11 cites·36 claims
- 2069US7656689B2Power converter and control method for a power converter using serially-connected DC power sourcesNISSAN MOTOR·Filed 2005·Granted Feb 2, 2010·9 cites·18 claims
- 2166US7557527B2Electrical power converter and control methodNISSAN MOTOR·Filed 2006·Granted Jul 7, 2009·8 cites·14 claims
- 2266US7030526B2Integrated drive motor/differential/inverter unit with improved housing for a vehicleNISSAN MOTOR·Filed 2003·Granted Apr 18, 2006·17 cites·8 claims
- 2364US6899270B2Noncontact reader/writer, information communication system using the same, and management system using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted May 31, 2005·11 cites·36 claims
- 2460US5444351ASystem and method for controlling induction motor applicable to electric motor-driven vehicleNISSAN MOTOR·Filed 1994·Granted Aug 22, 1995·36 cites·40 claims
- 2559US7659689B2Power conversion apparatus and method and automobileNISSAN MOTOR·Filed 2007·Granted Feb 9, 2010·4 cites·19 claims
- 2658US7551053B2Coil deviceTDK CORP·Filed 2004·Granted Jun 23, 2009·6 cites·23 claims
- 2757US7710063B2Electric power converterNISSAN MOTO CO LTD·Filed 2007·Granted May 4, 2010·7 cites·22 claims
- 2857US7683511B2Power converter and related methodNISSAN MOTOR·Filed 2004·Granted Mar 23, 2010·9 cites·19 claims
- 2957US7370739B2Shock absorber with a function of transmission of electric power between sprung and unsprung parts of a vehicleNISSAN MOTOR·Filed 2004·Granted May 13, 2008·7 cites·9 claims
- 3054US7112931B2Motor control device and motor control methodNISSAN MOTOR·Filed 2004·Granted Sep 26, 2006·7 cites·7 claims
- 3146US7800476B2Coil component and method for producing the sameTDK CORP·Filed 2009·Granted Sep 21, 2010·0 cites·16 claims
- 3246US7746207B2Coil deviceTDK CORP·Filed 2004·Granted Jun 29, 2010·2 cites·17 claims
- 3342US2004174239A1Coil-embedded dust core and method for manufacturing the sameTDK CORP·Filed 2004·Application pending·0 cites
- 3434US5818284AController for power bipolar transistorNISSAN MOTOR·Filed 1996·Granted Oct 6, 1998·4 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →