Inventor
TAGA YUTAKA
JP150 patents
⚠️ This page may combine multiple inventors who share the name “TAGA YUTAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA MOTOR CO LTD
48 patentsUS7223200B2May 29, 2007
Hybrid-vehicle drive system and operation method with a transmission
TOYOTA MOTOR CO LTD154 citations99
US6306057B1Oct 23, 2001
Hybrid drive system
TOYOTA MOTOR CO LTD181 citations99
US6098733AAug 8, 2000
Hybrid drive system for motor vehicle
TOYOTA MOTOR CO LTD181 citations99
US6081042AJun 27, 2000
Hybrid vehicle drive system including controllable device between engine and electric motor and vehicle drive wheels, and apparatus for controlling the device depending upon selected operation mode of the system
TOYOTA MOTOR CO LTD161 citations99
US5915801AJun 29, 1999
Regenerative brake controller for controlling value of regenerative braking torque simulating engine braking torque
TOYOTA MOTOR CO LTD156 citations99
US5887670AMar 30, 1999
Vehicle power transmitting system having devices for electrically and mechanically disconnecting power source and vehicle drive wheel upon selection of neutral state
TOYOTA MOTOR CO LTD146 citations99
US5856709AJan 5, 1999
Hybrid vehicle drive system having clutch between engine and synthesizing/distributing mechanism which is operatively connected to motor/generator
TOYOTA MOTOR CO LTD361 citations99
US5839533ANov 24, 1998
Apparatus for controlling electric generator of hybrid drive vehicle to control regenerative brake depending upon selected degree of drive source brake application
TOYOTA MOTOR CO LTD184 citations99
US5841201ANov 24, 1998
Hybrid vehicle drive system having a drive mode using both engine and electric motor
TOYOTA MOTOR CO LTD266 citations99
US5789882AAug 4, 1998
Vehicle control apparatus adapted to select engine-or motor-drive mode based on physical quantity reflecting energy conversion efficiencies in motor-drive mode
TOYOTA MOTOR CO LTD162 citations99
US7941259B2May 10, 2011
Vehicular drive system
TOYOTA MOTOR CO LTD53 citations98
US6719076B1Apr 13, 2004
Vehicle braked by motor torque and method of controlling the vehicle
TOYOTA MOTOR CO LTD109 citations98
US6459980B1Oct 1, 2002
Vehicle braked with motor torque and method of controlling the same
TOYOTA MOTOR CO LTD141 citations98
US6340339B1Jan 22, 2002
Vehicle drive device
TOYOTA MOTOR CO LTD133 citations98
US5982045ANov 9, 1999
Hybrid vehicle drive system adapted to prevent concurrent mode change and transmission shifting or torque distribution ratio change
TOYOTA MOTOR CO LTD133 citations98
US5951614ASep 14, 1999
Vehicle hybrid drive system control apparatus adapted to reduce transmission input torque upon transmission shifting, by using engine and/or motor/generator
TOYOTA MOTOR CO LTD129 citations98
US5927415AJul 27, 1999
Hybrid vehicle controller
TOYOTA MOTOR CO LTD100 citations98
US5923093AJul 13, 1999
Hybrid vehicle drive system adapted to assure smooth brake application by motor/generator or engine
TOYOTA MOTOR CO LTD112 citations98
US5904631AMay 18, 1999
Dual electric motor drive with planetary gearing
TOYOTA MOTOR CO LTD103 citations98
US5895333AApr 20, 1999
Hybrid vehicle drive system, wherein mechanism for synthesizing engine and motor outputs is disposed adjacent to transmission
TOYOTA MOTOR CO LTD124 citations98
US5875691AMar 2, 1999
Hybrid drive system
TOYOTA MOTOR CO LTD116 citations98
US5833570ANov 10, 1998
Vehicle transmission shift control apparatus wherein torque of motor connected to automatic transmission is controlled to reduce shifting shock of transmission
TOYOTA MOTOR CO LTD109 citations98
US5722911AMar 3, 1998
Vehicle control apparatus adapted to charge energy storage device by generator driven by surplus engine power which changes with required vehicle drive force
TOYOTA MOTOR CO LTD100 citations98
US5635805AJun 3, 1997
Hybrid vehicle
TOYOTA MOTOR CO LTD233 citations98
US6317665B1Nov 13, 2001
Vehicle control system
TOYOTA MOTOR CO LTD79 citations96
US6158541ADec 12, 2000
Electric motor vehicle having means for fully discharging part of energy storage device when energy amount in the other part is larger than a threshold
TOYOTA MOTOR CO LTD77 citations96
US5935040AAug 10, 1999
Hybrid vehicle drive system adapted to produce substantially constant vehicle drive force under the same vehicle running condition, even in different modes of operation
TOYOTA MOTOR CO LTD84 citations96
US5909720AJun 8, 1999
Driving system with engine starting control
TOYOTA MOTOR CO LTD84 citations96
US5873426AFeb 23, 1999
Hybrid vehicle drive system having means for using at least engine as drive power source in special vehicle operating state, to assure sufficient drive force
TOYOTA MOTOR CO LTD89 citations96
US5847469ADec 8, 1998
Hybrid drive system wherein electric motor or engine is selectively used for rearward driving of vehicle
TOYOTA MOTOR CO LTD70 citations96
US5725064AMar 10, 1998
Hybrid vehicle with pumping loss reducing function
TOYOTA MOTOR CO LTD75 citations96
US4648289AMar 10, 1987
Idling control system for an automatic transmission providing anti roll back action
TOYOTA MOTOR CO LTD63 citations96
US4644826AFeb 24, 1987
Idling control system for an automatic transmission providing smooth starting off action
TOYOTA MOTOR CO LTD59 citations96
US3937105AFeb 10, 1976
Automatic transmission system for use with automobiles
TOYOTA MOTOR CO LTD100 citations96
US5844342ADec 1, 1998
Power output apparatus and method of controlling the same
TOYOTA MOTOR CO LTD111 citations95
US5415056AMay 16, 1995
Shift control system for manually shiftable automatic transmission
TOYOTA MOTOR CO LTD70 citations95
US7935021B2May 3, 2011
Controller apparatus for vehicular device system
TOYOTA MOTOR CO LTD48 citations94
US8360928B2Jan 29, 2013
Drive apparatus for vehicle
TOYOTA MOTOR CO LTD22 citations93
US7988579B2Aug 2, 2011
Vehicular drive system
TOYOTA MOTOR CO LTD28 citations93
US7935015B2May 3, 2011
Control device for vehicle drive apparatus
TOYOTA MOTOR CO LTD41 citations93
US7848858B2Dec 7, 2010
Vehicular drive system
TOYOTA MOTOR CO LTD26 citations93
US7822524B2Oct 26, 2010
Vehicular drive system
TOYOTA MOTOR CO LTD38 citations93
US7549944B2Jun 23, 2009
Control apparatus for vehicular drive system, vehicle provided with the control apparatus, and method of controlling vehicular drive system
TOYOTA MOTOR CO LTD23 citations93
US7396316B2Jul 8, 2008
Control device for vehicular drive system
TOYOTA MOTOR CO LTD17 citations93
US7252619B2Aug 7, 2007
Control device for vehicular drive system
TOYOTA MOTOR CO LTD33 citations93
US7238133B2Jul 3, 2007
Control apparatus for use with driving device of vehicle
TOYOTA MOTOR CO LTD26 citations93
US7226385B2Jun 5, 2007
Control apparatus for controlling driving device of vehicle
TOYOTA MOTOR CO LTD25 citations93
US6007451ADec 28, 1999
Start control system for vehicle with running electric motor
TOYOTA MOTOR CO LTD53 citations93
AISIN AW CO
1 patentNIPPON DENSO CO
1 patentShowing the top 50 of 150 patents by PatentIndex Score.