Inventor · disambiguated record
Keiichi Mashino
Also filed as: MASHINO KEIICHI
46 granted patents·3 pending applications·1,578 citations·filing 1984–2007
99Inventor score
Top patents by PatentIndex Score
49 records- 0194US6661109B2Electric generating system for automobiles and its control methodHITACHI LTD·Filed 2002·Granted Dec 9, 2003·81 cites·4 claims
- 0294US6493249B2Semiconductor apparatus, power converter and automobileHITACHI LTD·Filed 2001·Granted Dec 10, 2002·76 cites·13 claims
- 0391US6843335B2Power conversion apparatus and mobile object incorporating thereofHITACHI LTD·Filed 2001·Granted Jan 18, 2005·73 cites·24 claims
- 0491US6618278B2Electric power conversion/inversion apparatusHITACHI LTD·Filed 2001·Granted Sep 9, 2003·67 cites·14 claims
- 0591US5020491AMethod and apparatus for controlling power generation in internal combustion enginesHITACHI LTD·Filed 1989·Granted Jun 4, 1991·58 cites·9 claims
- 0690US7208918B2Vehicle rotating electric machineHITACHI LTD·Filed 2005·Granted Apr 24, 2007·19 cites·11 claims
- 0789US6525950B1Semiconductor device and electric power conversion deviceHITACHI LTD·Filed 2000·Granted Feb 25, 2003·56 cites·11 claims
- 0888US5093583AElectric power supply system for automobileHITACHI LTD·Filed 1989·Granted Mar 3, 1992·70 cites·25 claims
- 0985US4788486AVehicular power supply system having a plurality of power supply voltagesHITACHI LTD·Filed 1987·Granted Nov 29, 1988·71 cites·6 claims
- 1084US7224079B2Driving/electric-power generating system for vehicleHITACHI LTD·Filed 2005·Granted May 29, 2007·14 cites·8 claims
- 1183US7471004B2Driving/electric-power generating system for vehicleHITACHI LTD·Filed 2007·Granted Dec 30, 2008·19 cites·5 claims
- 1283US6965173B2Electric generating system for automobiles and its control methodHITACHI LTD·Filed 2001·Granted Nov 15, 2005·48 cites·6 claims
- 1382US7044255B2Electric generating system for automobiles and its control methodHITACHI LTD·Filed 2000·Granted May 16, 2006·42 cites·41 claims
- 1481US6943445B2Semiconductor device having bridge-connected wiring structureHITACHI LTD·Filed 2002·Granted Sep 13, 2005·32 cites·3 claims
- 1580US6812610B2Rotary electric machine, linear motor and stator thereofHITACHI LTD·Filed 2001·Granted Nov 2, 2004·26 cites·5 claims
- 1679US7453240B2Generating apparatus and motor control apparatusHITACHI LTD·Filed 2006·Granted Nov 18, 2008·12 cites·9 claims
- 1779US6791854B2Semiconductor apparatus, power converter and automobileHITACHI LTD·Filed 2002·Granted Sep 14, 2004·22 cites·12 claims
- 1878US5231344AControl apparatus for electric generatorHITACHI LTD·Filed 1992·Granted Jul 27, 1993·75 cites·23 claims
- 1975US6653745B1Power source apparatus for a carHITACHI LTD·Filed 2000·Granted Nov 25, 2003·41 cites·6 claims
- 2075US5448154AControl device for battery charging AC generator used in motor vehicleHITACHI LTD·Filed 1993·Granted Sep 5, 1995·68 cites·13 claims
- 2174US4831322AVoltage regulator for charger/generatorHITACHI LTD·Filed 1988·Granted May 16, 1989·64 cites·2 claims
- 2273US4563631AVoltage regulator for charging generatorHITACHI LTD·Filed 1984·Granted Jan 7, 1986·24 cites·9 claims
- 2372US5561363AGeneration controller for a vehicleHITACHI LTD·Filed 1995·Granted Oct 1, 1996·67 cites·23 claims
- 2471US7075201B2Multi-phase alternating-current rotational electric machineHITACHI LTD·Filed 2003·Granted Jul 11, 2006·19 cites·7 claims
- 2570US5087869AProtective circuit in a device for reducing vibrations of a vehicle bodyHITACHI LTD·Filed 1991·Granted Feb 11, 1992·30 cites·5 claims
- 2669US5390493AApparatus for controlling the electric heating of catalystHITACHI LTD·Filed 1993·Granted Feb 21, 1995·35 cites·20 claims
- 2767US5097165ADual generator system with floating higher voltage outputHITACHI LTD·Filed 1990·Granted Mar 17, 1992·47 cites·27 claims
- 2864US6938713B1Dynamotor of hybrid vehicle, and method of control thereofHITACHI CAR ENG CO LTD·Filed 1999·Granted Sep 6, 2005·47 cites·21 claims
- 2964US5111784AApparatus for reducing vibrations of the body of a vehicleHITACHI LTD·Filed 1991·Granted May 12, 1992·20 cites·6 claims
- 3063US7508068B2Semiconductor module and power conversion deviceHITACHI LTD·Filed 2007·Granted Mar 24, 2009·2 cites·8 claims
- 3163US5262711ACharging generator for a vehicle including a circuit for suppressing a sudden change in a field currentHITACHI LTD·Filed 1991·Granted Nov 16, 1993·39 cites·32 claims
- 3262US6873045B2Semiconductor module and power conversion deviceHITACHI LTD·Filed 2003·Granted Mar 29, 2005·11 cites·18 claims
- 3361US5719488ACharging generator and voltage regulator thereforHITACHI LTD·Filed 1996·Granted Feb 17, 1998·22 cites·5 claims
- 3461US5021727AElectric power supply system for motor vehicleHITACHI LTD·Filed 1989·Granted Jun 4, 1991·29 cites·33 claims
- 3558US4618811AVoltage regulator for charging generatorHITACHI LTD·Filed 1984·Granted Oct 21, 1986·25 cites·7 claims
- 3654US5424594AVehicle alternator output rectifier instrument capable of high temperature operationHITACHI LTD·Filed 1993·Granted Jun 13, 1995·22 cites·4 claims
- 3753US5105143AControl system for automotive charging generatorHITACHI LTD·Filed 1989·Granted Apr 14, 1992·22 cites·16 claims
- 3852US5503804ACatalyzer control apparatusHITACHI LTD·Filed 1992·Granted Apr 2, 1996·23 cites·7 claims
- 3948US2007182384A1Vehicle Rotating Electric MachineHITACHI LTD·Filed 2007·Application pending·0 cites
- 4043US7374000B2Electric generating system for automobiles and its control methodHITACHI LTD·Filed 2001·Granted May 20, 2008·5 cites·7 claims
- 4142US5929613ARegulator for an alternator of a vehicleHITACHI LTD·Filed 1997·Granted Jul 27, 1999·17 cites·16 claims
- 4242US4754212AVoltage regulation system for automotive charging generatorHITACHI LTD·Filed 1987·Granted Jun 28, 1988·14 cites·14 claims
- 4339US7193317B2Semiconductor module and power conversion deviceHITACHI CAR ENG CO LTD·Filed 2003·Granted Mar 20, 2007·0 cites·3 claims
- 4437US4680530AVoltage regulator for generator used in automobileHITACHI LTD·Filed 1986·Granted Jul 14, 1987·10 cites·9 claims
- 4537US2003223179A1Capacitor for low voltageFiled 2003·Application pending·0 cites
- 4636US6424187B1Driving apparatus for power MOS transistorHITACHI LTD·Filed 1997·Granted Jul 23, 2002·4 cites·8 claims
- 4735US2002180037A1Semiconductor deviceHITACHI LTD·Filed 2001·Application pending·0 cites
- 4832US5083038AVehicle body vibration reduction control apparatusNISSAN MOTOR·Filed 1991·Granted Jan 21, 1992·6 cites·12 claims
- 4932US4642548AControl apparatus for charging generatorHITACHI LTD·Filed 1985·Granted Feb 10, 1987·4 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →