Inventor
HOJO YASUO
JP79 patents
⚠️ This page may combine multiple inventors who share the name “HOJO YASUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA MOTOR CO LTD
31 patentsUS6887178B2May 3, 2005
Automatic transmission
TOYOTA MOTOR CO LTD71 citations98
US7029416B2Apr 18, 2006
Automatic transmission
TOYOTA MOTOR CO LTD55 citations96
US6709362B2Mar 23, 2004
Electric oil pump control device
TOYOTA MOTOR CO LTD65 citations96
US5415056AMay 16, 1995
Shift control system for manually shiftable automatic transmission
TOYOTA MOTOR CO LTD70 citations95
US6948582B2Sep 27, 2005
Shift device for vehicle
TOYOTA MOTOR CO LTD52 citations94
US6790160B2Sep 14, 2004
Control device and control method for a vehicular automatic transmission
TOYOTA MOTOR CO LTD31 citations93
US5957800ASep 28, 1999
Shift control system for automatic transmission
TOYOTA MOTOR CO LTD27 citations93
US5347885ASep 20, 1994
Shift control system for selecting between two shift patterns based on the transmission temperature and lock-up clutch state in an automatic transmission
TOYOTA MOTOR CO LTD23 citations93
US5127288AJul 7, 1992
Shift control system with an automatic first sequence and a manual second sequence of gear stages
TOYOTA MOTOR CO LTD40 citations93
US6929584B2Aug 16, 2005
Hydraulic pressure control apparatus and method for vehicular automatic transmission
TOYOTA MOTOR CO LTD26 citations92
US6760655B2Jul 6, 2004
Automatic engine stop/restart-type vehicle, method of controlling the same, and automatic engine stop apparatus
TOYOTA MOTOR CO LTD20 citations92
US6716138B2Apr 6, 2004
Oil pump control device for automatic transmission and control method of the same
TOYOTA MOTOR CO LTD20 citations92
US6463375B2Oct 8, 2002
Automatic start controlling apparatus of internal combustion engine and detector for detecting engagement of clutch
TOYOTA MOTOR CO LTD45 citations92
US5947856ASep 7, 1999
Control system for automatic transmission, including coordinated frictional engagement element release control
TOYOTA MOTOR CO LTD48 citations92
US5527233AJun 18, 1996
Hydraulic control apparatus for controlling an engaging state of a lock-up clutch of an automatic transmission
TOYOTA MOTOR CO LTD32 citations92
US5393275AFeb 28, 1995
Shift control system for manually shiftable automatic transmission
TOYOTA MOTOR CO LTD38 citations92
US7137475B2Nov 21, 2006
Shift device for vehicle
TOYOTA MOTOR CO LTD32 citations91
US7117970B2Oct 10, 2006
Shift device for vehicle
TOYOTA MOTOR CO LTD14 citations91
US7100467B2Sep 5, 2006
Shift device for vehicle
TOYOTA MOTOR CO LTD15 citations91
US5921885AJul 13, 1999
Control system for automatic transmission
TOYOTA MOTOR CO LTD33 citations90
US5363724ANov 15, 1994
Speed stage shifting of automatic transmission by reduction of servo oil pressure to slip limit stand-by pressure and subsequent decrements
TOYOTA MOTOR CO LTD28 citations89
US7988573B2Aug 2, 2011
Device and method for controlling belt-type continuously variable transmission
TOYOTA MOTOR CO LTD12 citations84
US7753814B2Jul 13, 2010
Belt type continuously variable transmission
TOYOTA MOTOR CO LTD8 citations84
US7044881B2May 16, 2006
Automatic transmission
TOYOTA MOTOR CO LTD15 citations84
US6761664B2Jul 13, 2004
Shift control device and shift control method for vehicular automatic transmission
TOYOTA MOTOR CO LTD17 citations84
US7670244B2Mar 2, 2010
Power transmission system
TOYOTA MOTOR CO LTD9 citations83
US5665027ASep 9, 1997
Shift control system for automatic transmission
TOYOTA MOTOR CO LTD16 citations82
US5165308ANov 24, 1992
Shift control system and method for automatic transmissions
TOYOTA MOTOR CO LTD20 citations82
US6824492B2Nov 30, 2004
Automatic transmission
TOYOTA MOTOR CO LTD9 citations74
US6589131B2Jul 8, 2003
Shift controlling method of a transmission
TOYOTA MOTOR CO LTD8 citations74
US5593365AJan 14, 1997
Control system for automatic transmission
TOYOTA MOTOR CO LTD13 citations74
AISIN AW CO
19 patentsUS5368531ANov 29, 1994
Control method of and system thereof for inversely proportionally raising and lowering servo hydraulic pressure, based on input torque, for engaging and disengaging frictional elements in automatic transmission
AISIN AW CO24 citations93
US5334114AAug 2, 1994
Control system for servo hydraulic pressure in vehicular automatic transmission
AISIN AW CO27 citations93
US5191814AMar 9, 1993
Speed change control system in automatic transmission
AISIN AW CO27 citations93
US5176039AJan 5, 1993
Automatic transmission with feedback passage for preventing reverse flow
AISIN AW CO25 citations93
US5964335AOct 12, 1999
Parking device for automatic transmission
AISIN AW CO31 citations92
US5472389ADec 5, 1995
Hydraulic control system for automatic transmission
AISIN AW CO24 citations92
US5247965ASep 28, 1993
Linear solenoid valve apparatus
AISIN AW CO29 citations92
US5186204AFeb 16, 1993
Linear solenoid valve apparatus
AISIN AW CO26 citations92
US5197507AMar 30, 1993
Linear solenoid valve apparatus and method assembling
AISIN AW CO43 citations91
US6093263AJul 25, 2000
Soft nitrided gear and method of fabricating the same
AISIN AW CO21 citations90
US7632201B2Dec 15, 2009
Hybrid drive apparatus
AISIN AW CO10 citations84
US6517463B2Feb 11, 2003
Automatic transmission for vehicle
AISIN AW CO15 citations84
US5725451AMar 10, 1998
Control system for automatic transmission
AISIN AW CO9 citations74
US5588927ADec 31, 1996
Control system for automatic transmission
AISIN AW CO9 citations74
US5522779AJun 4, 1996
Shift control system for automatic transmission
AISIN AW CO15 citations74
US5501642AMar 26, 1996
Shift control system for vehicular automatic transmission
AISIN AW CO12 citations74
US5496230AMar 5, 1996
Control system for automatic transmission
AISIN AW CO7 citations74
US5486146AJan 23, 1996
Hydraulic control circuit for automatic transmission
AISIN AW CO18 citations74
US5460577AOct 24, 1995
Automatic transmission
AISIN AW CO12 citations74
Showing the top 50 of 79 patents by PatentIndex Score.