Inventor
KURAMOCHI KOUJIRO
JP40 patents
⚠️ This page may combine multiple inventors who share the name “KURAMOCHI KOUJIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA MOTOR CO LTD
33 patentsUS4528869AJul 16, 1985
Automatic transmission for vehicles
TOYOTA MOTOR CO LTD42 citations93
US4186627AFeb 5, 1980
Oil pressure control means for an automatic transmission
TOYOTA MOTOR CO LTD31 citations92
US4676123AJun 30, 1987
Automobile transmission with output shaft parallel to crank shaft and parking gear fixed to the output shaft
TOYOTA MOTOR CO LTD17 citations82
US4455890AJun 26, 1984
Overdrive device for automatic transmissions
TOYOTA MOTOR CO LTD20 citations82
US4428258AJan 31, 1984
Transmission control system with modified back pressure accumulator
TOYOTA MOTOR CO LTD22 citations82
US4428259AJan 31, 1984
Fail safe automatic transmission lock up clutch control system
TOYOTA MOTOR CO LTD24 citations82
US4406181ASep 27, 1983
Automatic transmission control system with holddown device
TOYOTA MOTOR CO LTD23 citations82
US4263823AApr 28, 1981
Compact transmission for use in automobiles having means for counterbalancing internal thrusts
TOYOTA MOTOR CO LTD17 citations82
US5029493AJul 9, 1991
Hydraulic control device in automatic transmission in vehicle equipped with electronic throttle opening control device
TOYOTA MOTOR CO LTD14 citations74
US4836050AJun 6, 1989
Transverse type automatic transmission with two separate lay shaft elements
TOYOTA MOTOR CO LTD9 citations74
US4783960ANov 15, 1988
Fluid torque converter with axially cut away stator inner shell
TOYOTA MOTOR CO LTD18 citations74
US4499789AFeb 19, 1985
Automatic transmission with overdrive housing including its own accumulator
TOYOTA MOTOR CO LTD11 citations74
US4480499ANov 6, 1984
Driving device for automobiles
TOYOTA MOTOR CO LTD6 citations74
US4441594AApr 10, 1984
Fluid type torque converter apparatus
TOYOTA MOTOR CO LTD14 citations74
US4437358AMar 20, 1984
Transmission with torque converter and lock up clutch with lubrication and pressurization system
TOYOTA MOTOR CO LTD16 citations74
US4426891AJan 24, 1984
Radially outward return spring for transmission brake
TOYOTA MOTOR CO LTD10 citations74
US4427098AJan 24, 1984
Torque transmission apparatus including direct coupling clutch and fluid-type torque converter
TOYOTA MOTOR CO LTD8 citations74
US4406179ASep 27, 1983
Apparatus for preloading an antifriction bearing in an automatic transmission
TOYOTA MOTOR CO LTD8 citations74
US4394827AJul 26, 1983
Transmission control system with modified friction engaging mechanism actuating pressure
TOYOTA MOTOR CO LTD13 citations74
US4391166AJul 5, 1983
Hydraulic fluid pressure control system for an automatic transmission
TOYOTA MOTOR CO LTD17 citations74
US4380179AApr 19, 1983
Engagement device in automatic transmission
TOYOTA MOTOR CO LTD17 citations74
US4315443AFeb 16, 1982
Transmission for use in motor vehicle
TOYOTA MOTOR CO LTD12 citations74
US4280374AJul 28, 1981
Transmission for use in motor vehicle
TOYOTA MOTOR CO LTD6 citations74
US4258586AMar 31, 1981
Compact transmission for use in automobiles
TOYOTA MOTOR CO LTD10 citations74
US4148229AApr 10, 1979
Overdrive device for automatic transmission
TOYOTA MOTOR CO LTD11 citations74
US4152957AMay 8, 1979
Automatic transmission with an overdrive means
TOYOTA MOTOR CO LTD9 citations73
US4690239ASep 1, 1987
Control system for intermediate differential in four-wheel drive vehicle
TOYOTA MOTOR CO LTD11 citations69
US4399895AAug 23, 1983
Torque converter lock up clutch rotary damper with reinforcing lips
TOYOTA MOTOR CO LTD8 citations68
US4817472AApr 4, 1989
Transmission control system with protection against excessively high speed downshifting
TOYOTA MOTOR CO LTD4 citations63
US4768633ASep 6, 1988
Torque converter lock up clutch rotary shock absorber with inner plate element location construction
TOYOTA MOTOR CO LTD7 citations63
US4440276AApr 3, 1984
Torque converter lock up clutch shock absorber with pressure transmitting hole through disk element
TOYOTA MOTOR CO LTD3 citations63
US4858646AAug 22, 1989
Hydraulic pressure control device for clutch for controlling drive torque distribution in four wheel drive device
TOYOTA MOTOR CO LTD5 citations59
US4356742ANov 2, 1982
Transmission control system providing overlapped shift line combinations
TOYOTA MOTOR CO LTD0 citations42
AISIN WARNER
6 patentsUS4866935ASep 19, 1989
Hydraulic torque converter
AISIN WARNER29 citations93
US4739678AApr 26, 1988
Oil separating structure of automatic transmission
AISIN WARNER25 citations92
US4839041AJun 13, 1989
Magnetic oil strainer
AISIN WARNER21 citations82
US4646890AMar 3, 1987
One-way clutch mounting means for automatic transmissions
AISIN WARNER6 citations62
US4645441AFeb 24, 1987
Internal-gear pump with partition plate having a chamfered edge
AISIN WARNER1 citations51
US4683903AAug 4, 1987
Governor valve
AISIN WARNER0 citations40