Assignee
HITACHI CAR ENG CO LTD
JP·92 granted patents·9 pending applications·1,332 citations·filing 1999–2015
Top patents by PatentIndex Score
101 records- 0196US7119470B2Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machineHITACHI CAR ENG CO LTD·Filed 2005·Granted Oct 10, 2006·22 cites·12 claims
- 0293US7226379B2Active shift transmission, transmission control unit and automobileHITACHI CAR ENG CO LTD·Filed 2004·Granted Jun 5, 2007·54 cites·6 claims
- 0393US7215115B2Module to control a rotating output shaft and module to change a driving condition of vehicleHITACHI CAR ENG CO LTD·Filed 2005·Granted May 8, 2007·26 cites·6 claims
- 0492US7215055B2VehicleHITACHI CAR ENG CO LTD·Filed 2005·Granted May 8, 2007·13 cites·9 claims
- 0591US7284424B2Thermal air flow rate measuring apparatus and its flowmeter and internal combustion engine and thermal air flow rate measuring method using itHITACHI CAR ENG CO LTD·Filed 2001·Granted Oct 23, 2007·47 cites·14 claims
- 0691US7196447B2Rotating electric machineHITACHI CAR ENG CO LTD·Filed 2005·Granted Mar 27, 2007·24 cites·9 claims
- 0791US7152583B2High-pressure fuel pumpHITACHI CAR ENG CO LTD·Filed 2003·Granted Dec 26, 2006·44 cites·18 claims
- 0890US7165534B2Fuel feed systemHITACHI CAR ENG CO LTD·Filed 2002·Granted Jan 23, 2007·34 cites·20 claims
- 0990US7089908B2Control device and control method for direct injection engineHITACHI CAR ENG CO LTD·Filed 2004·Granted Aug 15, 2006·30 cites·16 claims
- 1090US7083545B2Automatic transmission system and automobile using the systemHITACHI CAR ENG CO LTD·Filed 2003·Granted Aug 1, 2006·32 cites·13 claims
- 1190US6923053B2Gas flowmeter and manufacturing method thereofHITACHI CAR ENG CO LTD·Filed 2004·Granted Aug 2, 2005·31 cites·7 claims
- 1289US6949856B2Permanent magnet rotating electric machine and electrically driven vehicle employing sameHITACHI CAR ENG CO LTD·Filed 2004·Granted Sep 27, 2005·22 cites·38 claims
- 1388US7279855B2Electric drive device for vehicle and hybrid engine/motor-type four wheel drive deviceHITACHI CAR ENG CO LTD·Filed 2004·Granted Oct 9, 2007·70 cites·32 claims
- 1488US7121259B2Throttle device for internal-combustion engineHITACHI CAR ENG CO LTD·Filed 2005·Granted Oct 17, 2006·14 cites·5 claims
- 1587US7228614B2Method of manufacturing a gas flow meterHITACHI CAR ENG CO LTD·Filed 2005·Granted Jun 12, 2007·14 cites·1 claims
- 1687US7216535B2Air flow measuring device and engine having the air flow measuring deviceHITACHI CAR ENG CO LTD·Filed 2006·Granted May 15, 2007·11 cites·34 claims
- 1787US6900555B2Electric power supply system for a vehicleHITACHI CAR ENG CO LTD·Filed 2002·Granted May 31, 2005·36 cites·10 claims
- 1887US6892582B1Semiconductor pressure sensor and pressure sensing deviceHITACHI CAR ENG CO LTD·Filed 1999·Granted May 17, 2005·50 cites·12 claims
- 1986US7269999B2Thermal airflow meterHITACHI CAR ENG CO LTD·Filed 2006·Granted Sep 18, 2007·15 cites·10 claims
- 2085US7028819B2Device and method for supplying power to a vehicle, semi-conductor circuit device for use in the same and collective wiring device for a vehicle or an automobileHITACHI CAR ENG CO LTD·Filed 2002·Granted Apr 18, 2006·29 cites·4 claims
- 2185US6929196B2Fuel injection valve and internal combustion engine mounting the sameHITACHI CAR ENG CO LTD·Filed 2003·Granted Aug 16, 2005·24 cites·9 claims
- 2283US7201047B2Air flow measuring deviceHITACHI CAR ENG CO LTD·Filed 2005·Granted Apr 10, 2007·9 cites·11 claims
- 2383US7010971B2Heating resistor type flow-measuring device having a heating resistor and a thermoresistance, whose resistance value varies in response to the ambient temperatureHITACHI CAR ENG CO LTD·Filed 2004·Granted Mar 14, 2006·31 cites·9 claims
- 2483US6931957B2Module to control a rotating output shaft and a module to change a driving condition of a vehicleHITACHI CAR ENG CO LTD·Filed 2002·Granted Aug 23, 2005·19 cites·7 claims
- 2582US7270000B2Fluid flow sensor and fluid flow measurement deviceHITACHI CAR ENG CO LTD·Filed 2005·Granted Sep 18, 2007·11 cites·20 claims
- 2682US7021569B1Fuel injection valveHITACHI CAR ENG CO LTD·Filed 2000·Granted Apr 4, 2006·24 cites·19 claims
- 2780US7010972B2Thermal type flow measuring instrument with mold casing in metal insertHITACHI CAR ENG CO LTD·Filed 2003·Granted Mar 14, 2006·24 cites·10 claims
- 2880US6935578B1Fuel injection valveHITACHI CAR ENG CO LTD·Filed 2000·Granted Aug 30, 2005·19 cites·18 claims
- 2979USRE39257EAir flow rate control apparatusHITACHI CAR ENG CO LTD·Filed 2001·Granted Sep 5, 2006·18 cites·53 claims
- 3078US7104126B2Thermal type flow rate measuring apparatusHITACHI CAR ENG CO LTD·Filed 2005·Granted Sep 12, 2006·7 cites·19 claims
- 3178US6997162B2Air flow measuring device formed integrally with electronically controlled throttle bodyHITACHI CAR ENG CO LTD·Filed 2003·Granted Feb 14, 2006·18 cites·14 claims
- 3277US7247004B2Electronically controlled actuatorHITACHI CAR ENG CO LTD·Filed 2003·Granted Jul 24, 2007·21 cites·19 claims
- 3377US7059183B2Air flow measuring deviceHITACHI CAR ENG CO LTD·Filed 2001·Granted Jun 13, 2006·15 cites·14 claims
- 3477US6988399B1Physical quantity detecting device having second lead conductors connected to the electrodes and extending to the circumference of the substrateHITACHI CAR ENG CO LTD·Filed 2000·Granted Jan 24, 2006·20 cites·6 claims
- 3577US6925866B2Thermal type flow rate measuring apparatusHITACHI CAR ENG CO LTD·Filed 2003·Granted Aug 9, 2005·15 cites·11 claims
- 3677US6908050B2Electromagnetic fuel injection valveHITACHI CAR ENG CO LTD·Filed 2004·Granted Jun 21, 2005·14 cites·8 claims
- 3776US6973826B2Heating resistance flow rate measuring apparatusHITACHI CAR ENG CO LTD·Filed 2005·Granted Dec 13, 2005·7 cites·13 claims
- 3874US7013883B2Ignition coil for use in engine and engine having plastic cylinder head coverHITACHI CAR ENG CO LTD·Filed 2003·Granted Mar 21, 2006·10 cites·7 claims
- 3974US6945228B2Throttle device for internal-combustion engineHITACHI CAR ENG CO LTD·Filed 2003·Granted Sep 20, 2005·14 cites·8 claims
- 4073US7255837B2Electronic device and thermal type flow meter on vehicleHITACHI CAR ENG CO LTD·Filed 2002·Granted Aug 14, 2007·13 cites·19 claims
- 4173US7082921B2Fuel injection valve and direct-injection engine with the sameHITACHI CAR ENG CO LTD·Filed 2004·Granted Aug 1, 2006·15 cites·17 claims
- 4273US6889545B2Flow rate sensorHITACHI CAR ENG CO LTD·Filed 2004·Granted May 10, 2005·17 cites·11 claims
- 4372US6648298B2Electromagnetic fuel injection valveHITACHI CAR ENG CO LTD·Filed 2001·Granted Nov 18, 2003·14 cites·27 claims
- 4469US7231903B2Throttle apparatus for an internal combustion engineHITACHI CAR ENG CO LTD·Filed 2005·Granted Jun 19, 2007·3 cites·23 claims
- 4569US7152581B2Throttle valve control apparatus of internal combustion engine and automobile using the sameHITACHI CAR ENG CO LTD·Filed 2003·Granted Dec 26, 2006·9 cites·10 claims
- 4668US7065966B2Position control method by motor drive and control unitHITACHI CAR ENG CO LTD·Filed 2003·Granted Jun 27, 2006·13 cites·23 claims
- 4767US7260657B2Serial data transferring apparatusHITACHI CAR ENG CO LTD·Filed 2001·Granted Aug 21, 2007·13 cites·9 claims
- 4867US7093426B2Starting apparatus, starting method, control method and exhaust filtration apparatus of internal combustion engineHITACHI CAR ENG CO LTD·Filed 2003·Granted Aug 22, 2006·14 cites·7 claims
- 4967US7013870B2Throttle apparatus for an engineHITACHI CAR ENG CO LTD·Filed 2003·Granted Mar 21, 2006·7 cites·2 claims
- 5066US7032446B2Flowrate measuring device with improved flow introduction into sub-passage outletHITACHI CAR ENG CO LTD·Filed 2002·Granted Apr 25, 2006·13 cites·11 claims
Showing the top 50 of 101 patent records by PatentIndex Score.
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