Inventor
SUMIYA KOJI
JP41 patents
⚠️ This page may combine multiple inventors who share the name “SUMIYA KOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AISIN WARNER
19 patentsUS4724745AFeb 16, 1988
Hydraulic servo drum for friction clutch
AISIN WARNER25 citations93
US4712635ADec 15, 1987
Control apparatus for four-wheel drive vehicle
AISIN WARNER45 citations93
US4748809AJun 7, 1988
Hydraulic servo mechanism of automatic transmission for vehicle
AISIN WARNER24 citations82
US4722251AFeb 2, 1988
Hydraulic circuit for controlling an automatic transmission
AISIN WARNER20 citations82
US4722250AFeb 2, 1988
Accumulator back pressure control apparatus for automatic transmission
AISIN WARNER24 citations82
US4890512AJan 2, 1990
Hydraulic servo for friction coupling element of automatic transmission
AISIN WARNER9 citations74
US4854195AAug 8, 1989
Hydraulic control system for vehicular automatic transmission with two accumulator control values to vary back pressure to accumulator to follow the change in engine torque
AISIN WARNER13 citations74
US4753132AJun 28, 1988
Hydraulic servo for friction coupling devices of automatic transmissions
AISIN WARNER14 citations74
US4727773AMar 1, 1988
Hydraulic circuit for controlling automatic transmission
AISIN WARNER16 citations74
US4727772AMar 1, 1988
Multistage automatic shift control apparatus
AISIN WARNER13 citations74
US4727774AMar 1, 1988
Cut-back pressure control device for multi-speed automatic transmission
AISIN WARNER15 citations74
US4714146ADec 22, 1987
Friction coupling element of automatic transmission
AISIN WARNER16 citations74
US4693353ASep 15, 1987
Support for transmission shaft and hydraulic servo drum
AISIN WARNER20 citations74
US4690037ASep 1, 1987
Hydraulic servo for friction coupling element of automatic transmission
AISIN WARNER10 citations74
US4682534AJul 28, 1987
Hydraulic servo for friction coupling element of automatic transmission
AISIN WARNER4 citations63
US4476887AOct 16, 1984
Hydraulic governor pressure generator
AISIN WARNER2 citations63
US4462279AJul 31, 1984
1-2 Shift valve for an automatic transmission
AISIN WARNER5 citations63
US4807492AFeb 28, 1989
Mechanism for supporting transmission shafts of automatic transmission apparatus
AISIN WARNER5 citations62
US4509391AApr 9, 1985
Hydraulic pressure regulating system for a vehicle automatic transmission
AISIN WARNER1 citations52
AISIN AW CO
7 patentsUS5231584AJul 27, 1993
Navigation apparatus with non-volatile memory for return to initial departure point
AISIN AW CO176 citations99
US5121326AJun 9, 1992
Display system in navigation apparatus
AISIN AW CO209 citations99
US4992947AFeb 12, 1991
Vehicular navigation apparatus with help function
AISIN AW CO201 citations99
US4954959ASep 4, 1990
Navigation system
AISIN AW CO158 citations99
US5787383AJul 28, 1998
Vehicle navigation apparatus with route modification by setting detour point
AISIN AW CO155 citations98
US5612881AMar 18, 1997
Map display system
AISIN AW CO157 citations98
US4943925AJul 24, 1990
Navigation apparatus based on present position calculating system
AISIN AW CO39 citations92
AISIN SEIKI
5 patentsUS4727967AMar 1, 1988
Parking mechanism of a transmission
AISIN SEIKI33 citations92
US4787494ANov 29, 1988
Hydraulic operating unit of friction engaging apparatus for transmissions
AISIN SEIKI22 citations81
US4616531AOct 14, 1986
Hydraulic and electronic control system for an automatic transmission
AISIN SEIKI24 citations81
US4618038AOct 21, 1986
Control apparatus of an automatic transmission with a lock-up clutch
AISIN SEIKI12 citations72
US4633739AJan 6, 1987
System for controlling automatic transmission having communication control valve means
AISIN SEIKI7 citations61
SHINSANGYO KAIHATSU KK
2 patentsEQUOS RESEARCH KK
2 patentsNISSAN MOTOR
2 patentsUS12068471B2Aug 20, 2024
Predoping method for negative electrode active material, manufacturing method for negative electrode, and manufacturing method for power storage device
NISSAN MOTOR0 citations59
US11456447B2Sep 27, 2022
Predoping method for negative electrode active material, manufacturing method for negative electrode, and manufacturing method for power storage device
NISSAN MOTOR0 citations59