Inventor
TSUCHIYA TOMIHISA
JP39 patents
⚠️ This page may combine multiple inventors who share the name “TSUCHIYA TOMIHISA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA MOTOR CO LTD
35 patentsUS7198031B2Apr 3, 2007
Control device of internal combustion engine
TOYOTA MOTOR CO LTD22 citations92
US6182645B1Feb 6, 2001
Exhaust gas recirculation control apparatus for internal combustion engine
TOYOTA MOTOR CO LTD19 citations92
US6662777B2Dec 16, 2003
Fuel injection device of cylinder injection type internal combustion engine and fuel injection method thereof
TOYOTA MOTOR CO LTD15 citations84
US7328684B2Feb 12, 2008
Control device for internal combustion engine
TOYOTA MOTOR CO LTD11 citations83
US7464696B2Dec 16, 2008
Fuel supply apparatus
TOYOTA MOTOR CO LTD10 citations82
US7409944B2Aug 12, 2008
Intake structure for internal combustion engine
TOYOTA MOTOR CO LTD8 citations74
US7124737B2Oct 24, 2006
Injection controller for internal combustion engine
TOYOTA MOTOR CO LTD10 citations73
US10036295B2Jul 31, 2018
Aqueous urea solution supply device and aqueous urea solution supply method for internal combustion engine
TOYOTA MOTOR CO LTD2 citations71
US10279678B2May 7, 2019
Protective structure for fuel pump
TOYOTA MOTOR CO LTD2 citations70
US12264635B2Apr 1, 2025
Fuel injection control device
TOYOTA MOTOR CO LTD0 citations62
US11976615B1May 7, 2024
Fuel supplying device for internal combustion engine
TOYOTA MOTOR CO LTD0 citations62
US10975817B2Apr 13, 2021
Protector and method for manufacturing protector
TOYOTA MOTOR CO LTD1 citations62
US7913667B2Mar 29, 2011
Fuel supply apparatus for vehicle
TOYOTA MOTOR CO LTD4 citations62
US7159567B2Jan 9, 2007
Control apparatus for internal combustion engine
TOYOTA MOTOR CO LTD2 citations62
US7523742B2Apr 28, 2009
Combustion gas seal for fuel injection valve
TOYOTA MOTOR CO LTD6 citations61
US12305589B2May 20, 2025
Fuel injection control device for internal combustion engine
TOYOTA MOTOR CO LTD0 citations60
US12286939B2Apr 29, 2025
Controller and control method for internal combustion engine
TOYOTA MOTOR CO LTD0 citations60
US12129817B2Oct 29, 2024
Internal combustion engine
TOYOTA MOTOR CO LTD0 citations60
US12055109B1Aug 6, 2024
Gaseous fuel supply device
TOYOTA MOTOR CO LTD1 citations60
US7856958B2Dec 28, 2010
Piston for internal combustion engine, and internal combustion engine using the piston
TOYOTA MOTOR CO LTD6 citations58
US12460603B2Nov 4, 2025
Fuel supply device
TOYOTA MOTOR CO LTD0 citations52
US12152550B2Nov 26, 2024
Engine controller, engine control method, and storage medium
TOYOTA MOTOR CO LTD0 citations52
US11913391B2Feb 27, 2024
Controller and control method for internal combustion engine
TOYOTA MOTOR CO LTD0 citations52
US11913411B2Feb 27, 2024
Internal combustion engine
TOYOTA MOTOR CO LTD0 citations52
US11905911B2Feb 20, 2024
Internal combustion engine
TOYOTA MOTOR CO LTD0 citations52
US11873756B2Jan 16, 2024
Controller and control method for internal combustion engine
TOYOTA MOTOR CO LTD0 citations52
US11859581B2Jan 2, 2024
Controller and control method for internal combustion engine
TOYOTA MOTOR CO LTD0 citations52
US11852086B2Dec 26, 2023
Controller and control method for engine
TOYOTA MOTOR CO LTD0 citations52
US10907595B2Feb 2, 2021
Protector and method for manufacturing protector
TOYOTA MOTOR CO LTD0 citations52
US10669977B2Jun 2, 2020
Fuel pipe
TOYOTA MOTOR CO LTD0 citations52
US12429004B2Sep 30, 2025
Fuel supply device for internal combustion engine
TOYOTA MOTOR CO LTD0 citations49
US12037965B2Jul 16, 2024
Fuel supply device
TOYOTA MOTOR CO LTD0 citations49
US10001049B2Jun 19, 2018
Heat insulator
TOYOTA MOTOR CO LTD0 citations45
US10378403B2Aug 13, 2019
Controller for internal combustion engine
TOYOTA MOTOR CO LTD0 citations42
US10871135B2Dec 22, 2020
Internal combustion engine and method for manufacturing internal combustion engine
TOYOTA MOTOR CO LTD0 citations41