Inventor
OHATA AKIRA
JP19 patents
⚠️ This page may combine multiple inventors who share the name “OHATA AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA MOTOR CO LTD
13 patentsUS5010866AApr 30, 1991
Nonlinear feedback control method and apparatus for an internal combustion engine
TOYOTA MOTOR CO LTD24 citations92
US4903668AFeb 27, 1990
Fuel injection system of an internal combustion engine
TOYOTA MOTOR CO LTD29 citations92
US4843553AJun 27, 1989
Speed control system for a vehicle
TOYOTA MOTOR CO LTD39 citations92
US7200486B2Apr 3, 2007
Apparatus for estimating quantity of intake air for internal combustion engine
TOYOTA MOTOR CO LTD39 citations89
US7032374B2Apr 25, 2006
Exhaust purification apparatus for internal combustion engine
TOYOTA MOTOR CO LTD19 citations84
US4860707AAug 29, 1989
Non-linear feedback controller for internal combustion engine
TOYOTA MOTOR CO LTD23 citations81
US6986330B2Jan 17, 2006
Internal combustion engine having variable valve actuation device and method of calculating intake amount in the same internal combustion engine
TOYOTA MOTOR CO LTD7 citations74
US5485826AJan 23, 1996
Air-fuel ratio control device for internal combustion engine
TOYOTA MOTOR CO LTD11 citations74
US6571767B2Jun 3, 2003
Flow amount calculation controller and flow amount calculation control method
TOYOTA MOTOR CO LTD11 citations73
US4083335AApr 11, 1978
Apparatus for controlling the ignition timing of an internal combustion engine
TOYOTA MOTOR CO LTD8 citations73
US6944508B2Sep 13, 2005
Adaptive value generating apparatus, adaptive procedure control program, and adaptive value generating program
TOYOTA MOTOR CO LTD2 citations62
US4098245AJul 4, 1978
Apparatus for controlling the ignition timing of an internal combustion engine
TOYOTA MOTOR CO LTD4 citations62
US10338922B2Jul 2, 2019
Soft sensor device for acquiring a state variable by calculation using a plurality of processor cores
TOYOTA MOTOR CO LTD0 citations38