Inventor
AKATSUKA TAKAO
24 patents
⚠️ This page may combine multiple inventors who share the name “AKATSUKA TAKAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA MOTOR CO LTD
22 patentsUS4611562ASep 16, 1986
Method and system for internal combustion engine oxygen sensor heating control which provide sensor heating limited for reliable operation
TOYOTA MOTOR CO LTD55 citations96
US6170864B1Jan 9, 2001
Activation control apparatus for passive vehicle occupant restraint and method of controlling activation of passive vehicle occupant restraint
TOYOTA MOTOR CO LTD66 citations95
US6347268B1Feb 12, 2002
Activation control apparatus for passive vehicle occupant restraint and method of controlling activation of passive vehicle occupant restraint
TOYOTA MOTOR CO LTD25 citations92
US5454259AOct 3, 1995
Failure detecting apparatus in temperature controller of air-fuel ratio sensor
TOYOTA MOTOR CO LTD40 citations92
US4694809ASep 22, 1987
Method and system for internal combustion engine oxygen sensor heating control with time smoothing
TOYOTA MOTOR CO LTD28 citations92
US4510396AApr 9, 1985
Method of controlling automatic stop and restart of an engine
TOYOTA MOTOR CO LTD46 citations92
US4494497AJan 22, 1985
Automatic engine stop-restart system
TOYOTA MOTOR CO LTD43 citations92
US4466392AAug 21, 1984
Automatic engine stop-restart system
TOYOTA MOTOR CO LTD30 citations92
US4323440AApr 6, 1982
Oxygen sensor with protective shield and porous air filter
TOYOTA MOTOR CO LTD30 citations92
US4655182AApr 7, 1987
Method and system for internal combustion engine oxygen sensor heating control which provide maximum sensor heating after cold engine starting
TOYOTA MOTOR CO LTD44 citations91
US4561402ADec 31, 1985
Method and system for internal combustion engine oxygen sensor heating control, synchronizing heater voltage detection with heater energization, and calculating power loss
TOYOTA MOTOR CO LTD38 citations91
US6154132ANov 28, 2000
Display system of a theft preventing apparatus having two kinds of theft prevention
TOYOTA MOTOR CO LTD18 citations84
US5553488ASep 10, 1996
Diagnosis apparatus for vehicle control system
TOYOTA MOTOR CO LTD19 citations84
US4116797ASep 26, 1978
Oxygen sensor
TOYOTA MOTOR CO LTD28 citations82
US4555006ANov 26, 1985
Automatic engine stop and start system
TOYOTA MOTOR CO LTD21 citations81
US4485772ADec 4, 1984
Automatic engine stop-restart system
TOYOTA MOTOR CO LTD21 citations81
US4454843AJun 19, 1984
Automatic engine stop and start system
TOYOTA MOTOR CO LTD22 citations81
US6133649AOct 17, 2000
Vehicle anti-theft system and method using switching device provided in the vehicle
TOYOTA MOTOR CO LTD19 citations80
US4651700AMar 24, 1987
Method and apparatus for controlling air-fuel ration in internal combustion engine
TOYOTA MOTOR CO LTD11 citations74
US6293583B1Sep 25, 2001
Apparatus for activating passive safety device
TOYOTA MOTOR CO LTD14 citations73
US4602600AJul 29, 1986
Method of controlling diesel engine
TOYOTA MOTOR CO LTD11 citations73
US4563991AJan 14, 1986
Engine air/fuel ratio control method and system selectively providing feedback control or open loop control according to oxygen sensor heating condition
TOYOTA MOTOR CO LTD11 citations73