Inventor
IBAMOTO MASAHIKO
JP63 patents
⚠️ This page may combine multiple inventors who share the name “IBAMOTO MASAHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
45 patentsUS7093512B2Aug 22, 2006
Automatic transmission, dynamo-electric machine, and car
HITACHI LTD76 citations98
US6941830B2Sep 13, 2005
Automatic transmission, dynamo-electric machine, and car
HITACHI LTD79 citations98
US5018072AMay 21, 1991
Optically readable mail system with general and receiver specific information
HITACHI LTD133 citations97
US7150698B2Dec 19, 2006
Power transmission apparatus for automobile
HITACHI LTD56 citations96
US6173226B1Jan 9, 2001
Control apparatus and method for powertrain of a vehicle
HITACHI LTD66 citations96
US6095117AAug 1, 2000
Method and an apparatus for controlling a car equipped with an automatic transmission having a lockup clutch
HITACHI LTD59 citations96
US5826208AOct 20, 1998
Powertrain control device for a vehicle using targeted tongue generation for eliminating shift shock
HITACHI LTD47 citations96
US5681238AOct 28, 1997
Method and an apparatus for controlling a car equipped with an automatic transmission having a lockup clutch
HITACHI LTD33 citations96
US5508923AApr 16, 1996
Engine control system limiting engine output based on vehicle operating environments
HITACHI LTD56 citations96
US5496227AMar 5, 1996
Torque control method and apparatus for internal combustion engine and motor vehicles employing the same
HITACHI LTD77 citations96
US5468196ANov 21, 1995
Method and an apparatus for controlling a car equipped with an automatic transmission having a lockup clutch
HITACHI LTD42 citations96
US5101096AMar 31, 1992
Optical recording sheet and method and apparatus for reproducing the same
HITACHI LTD99 citations96
US4335337AJun 15, 1982
Control system for electric motor vehicle
HITACHI LTD68 citations96
US7476176B2Jan 13, 2009
Automatic transmission, dynamo-electric machine, and car
HITACHI LTD18 citations93
US7387043B2Jun 17, 2008
Method of changing gears of an automobile, automotive gear shifter, controller for automotive gear shifter, and actuator controller for automotive gear shifter
HITACHI LTD21 citations93
US6685591B2Feb 3, 2004
Driving apparatus for a vehicle
HITACHI LTD52 citations93
US6106434AAug 22, 2000
Apparatus and method for controlling gearshifts in response to gradient, vehicle speed and busy shift areas or engine brake areas
HITACHI LTD45 citations93
US6063004AMay 16, 2000
Control apparatus and control method for an engine powertrain of a vehicle
HITACHI LTD24 citations93
US5688207ANov 18, 1997
Control apparatus for automatic transmission and control method therefore
HITACHI LTD22 citations93
US5658213AAug 19, 1997
Power train control apparatus and method for a vehicle
HITACHI LTD18 citations93
US5588936ADec 31, 1996
Control apparatus for automatic transmission and control method therefore
HITACHI LTD20 citations93
US5785627AJul 28, 1998
Torque feedback shift control device and method
HITACHI LTD18 citations92
US4946242AAug 7, 1990
Optical part including integral combination of optical fiber and light emitting or receiving element and method of manufacturing the same
HITACHI LTD34 citations92
US4945348AJul 31, 1990
Liquid crystal display combined with signal input tablet
HITACHI LTD39 citations92
US4937808AJun 26, 1990
Intergrated optical head with flexible substrate portion
HITACHI LTD40 citations92
US4490666ADec 25, 1984
Control of induction motor using PWM inverter
HITACHI LTD34 citations92
US7367917B2May 6, 2008
Shift change control system and automatic transmission system of automobile
HITACHI LTD12 citations84
US7331897B2Feb 19, 2008
Active shift transmission, transmission control unit and automobile
HITACHI LTD13 citations84
US6067494AMay 23, 2000
Control apparatus and control method for automatic transmission of vehicle
HITACHI LTD19 citations84
US5724866AMar 10, 1998
Method and an apparatus for controlling a car equipped with an automatic transmission having a lockup clutch
HITACHI LTD11 citations82
US5613920AMar 25, 1997
Torque feedback shift control device and method
HITACHI LTD17 citations82
US5580334ADec 3, 1996
Method and an apparatus for controlling a car equipped with an automatic transmission having a lockup clutch
HITACHI LTD10 citations82
US4388573AJun 14, 1983
Electric vehicle control device
HITACHI LTD26 citations81
US4327313AApr 27, 1982
Control apparatus for electric car
HITACHI LTD27 citations81
US4124812ANov 7, 1978
Braking control apparatus for an electric motor operated vehicle
HITACHI LTD30 citations81
US4315203AFeb 9, 1982
Control system for induction motor-driven car
HITACHI LTD24 citations80
US7632209B2Dec 15, 2009
Vehicular drive system and driving method
HITACHI LTD7 citations74
US7628720B2Dec 8, 2009
Vehicle control apparatus and method
HITACHI LTD7 citations74
US6811515B2Nov 2, 2004
Transmission control apparatus for an automatic transmission
HITACHI LTD10 citations74
US5888166AMar 30, 1999
Method and an apparatus for controlling a car equipped with an automatic transmission having a lockup clutch
HITACHI LTD7 citations74
US5695427ADec 9, 1997
Automatic transmission control system
HITACHI LTD8 citations74
US5665029ASep 9, 1997
Method and an apparatus for controlling a car equipped with an automatic transmission having a lockup clutch
HITACHI LTD6 citations74
US5608626AMar 4, 1997
Drive shaft torque controlling apparatus for use in a vehicle having a power transmission mechanism and method therefor
HITACHI LTD15 citations74
US4338558AJul 6, 1982
Induction motor control system and method
HITACHI LTD14 citations74
US4873030AOct 10, 1989
Method of molding a resinous optical transmitting element
HITACHI LTD12 citations73
HITACHI CAR ENG CO LTD
2 patentsHITACHI LTD AND HITACHI AUTOMO
1 patentHITACHI LTD & HITACHI CAR ENGI
1 patentIBAMOTO MASAHIKO
1 patentShowing the top 50 of 63 patents by PatentIndex Score.