Inventor
ONISHI HIROFUMI
JP33 patents
⚠️ This page may combine multiple inventors who share the name “ONISHI HIROFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA MOTOR CO LTD
16 patentsUS7566287B2Jul 28, 2009
Clutch device for automatic transmission
TOYOTA MOTOR CO LTD11 citations84
US7284647B2Oct 23, 2007
Clutch device for automatic transmission
TOYOTA MOTOR CO LTD7 citations74
US7255038B2Aug 14, 2007
Piston for automatic transmission
TOYOTA MOTOR CO LTD8 citations74
US10030783B2Jul 24, 2018
Check valve and receptacle structure
TOYOTA MOTOR CO LTD2 citations73
US7104381B2Sep 12, 2006
Dual connecting and disconnecting apparatus
TOYOTA MOTOR CO LTD8 citations73
US6968934B2Nov 29, 2005
Lubricating structure of friction engaging device
TOYOTA MOTOR CO LTD8 citations73
US7524258B2Apr 28, 2009
Vehicular automatic transmission
TOYOTA MOTOR CO LTD5 citations63
US7513351B2Apr 7, 2009
Piston for automatic transmission
TOYOTA MOTOR CO LTD4 citations63
US7296507B2Nov 20, 2007
Piston for automatic transmission
TOYOTA MOTOR CO LTD3 citations63
US7011199B2Mar 14, 2006
Tandem frictional engagement device and automatic transmission mounted therewith
TOYOTA MOTOR CO LTD4 citations63
US6875149B2Apr 5, 2005
Automatic transmission
TOYOTA MOTOR CO LTD1 citations52
US11444293B2Sep 13, 2022
Flow passage structure of fuel cell system
TOYOTA MOTOR CO LTD0 citations43
US9884551B2Feb 6, 2018
Cap
TOYOTA MOTOR CO LTD0 citations42
US8010268B2Aug 30, 2011
Control apparatus for automatic transmission
TOYOTA MOTOR CO LTD0 citations42
US7637363B2Dec 29, 2009
Clutch device for automatic speed changer
TOYOTA MOTOR CO LTD0 citations42
US7845480B2Dec 7, 2010
Frictional coupling device support structure and transmission
TOYOTA MOTOR CO LTD0 citations35