Inventor
IGARASHI KOUHEI
JP19 patents
⚠️ This page may combine multiple inventors who share the name “IGARASHI KOUHEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA MOTOR CO LTD
16 patentsUS6345496B1Feb 12, 2002
Method and device for purifying exhaust gas of an engine
TOYOTA MOTOR CO LTD158 citations99
US6119452ASep 19, 2000
Device for purifying exhaust gas of internal combustion engine
TOYOTA MOTOR CO LTD91 citations98
US6047542AApr 11, 2000
Method and device for purifying exhaust gas of engine
TOYOTA MOTOR CO LTD148 citations98
US6032461AMar 7, 2000
Exhaust emission control apparatus for internal combustion engine
TOYOTA MOTOR CO LTD134 citations98
US5964088AOct 12, 1999
Device for purifying exhaust gas of engine
TOYOTA MOTOR CO LTD114 citations98
US5746052AMay 5, 1998
Exhaust gas purification device for an engine
TOYOTA MOTOR CO LTD132 citations98
US5740669AApr 21, 1998
Exhaust gas purification device for an engine
TOYOTA MOTOR CO LTD114 citations98
US6133185AOct 17, 2000
Exhaust gas purifying catalyst
TOYOTA MOTOR CO LTD67 citations96
US5924406AJul 20, 1999
Apparatus for controlling auxiliary equipment driven by an internal combustion engine
TOYOTA MOTOR CO LTD56 citations96
US5782087AJul 21, 1998
Device for purifying exhaust gas of an engine
TOYOTA MOTOR CO LTD70 citations96
US5783160AJul 21, 1998
Method for purifying combustion exhaust gas
TOYOTA MOTOR CO LTD52 citations92
US5554342ASep 10, 1996
Electrical heating type catalytic device
TOYOTA MOTOR CO LTD23 citations92
US4622637ANov 11, 1986
Optimum shift timing indicating device for a vehicle
TOYOTA MOTOR CO LTD53 citations92
US4492112AJan 8, 1985
Optimum shift position indicating device of vehicle
TOYOTA MOTOR CO LTD40 citations92
US6409973B1Jun 25, 2002
Exhaust gas purification device for an engine
TOYOTA MOTOR CO LTD16 citations84
US5893385AApr 13, 1999
Liquid discharging device for discharging liquid stored on a bottom wall of an interior of a compressed natural gas tank of a vehicle
TOYOTA MOTOR CO LTD11 citations74
MABUCHI MOTOR CO
3 patentsUS7663276B2Feb 16, 2010
Optical encoder device for small-sized motor
MABUCHI MOTOR CO4 citations63
US7362242B2Apr 22, 2008
Optical encoder device for small-sized motor and method of producing the same
MABUCHI MOTOR CO4 citations62
US7414238B2Aug 19, 2008
Optical encoder device for small-sized motor and method of producing the same
MABUCHI MOTOR CO5 citations58