Inventor
MASUNAGA SEIJI
JP20 patents
⚠️ This page may combine multiple inventors who share the name “MASUNAGA SEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA MOTOR CO LTD
10 patentsUS10295001B2May 21, 2019
Control device of lock-up clutch
TOYOTA MOTOR CO LTD1 citations60
US10239540B2Mar 26, 2019
Vehicle control device
TOYOTA MOTOR CO LTD1 citations59
US12280785B2Apr 22, 2025
Control apparatus for vehicle
TOYOTA MOTOR CO LTD0 citations51
US12252131B2Mar 18, 2025
Control apparatus for hybrid electrically-operated vehicle
TOYOTA MOTOR CO LTD0 citations51
US9975556B2May 22, 2018
Control device for vehicle
TOYOTA MOTOR CO LTD1 citations51
US12472947B2Nov 18, 2025
Control apparatus for electric vehicle
TOYOTA MOTOR CO LTD0 citations49
US10634244B2Apr 28, 2020
Control device for vehicle and control method for vehicle
TOYOTA MOTOR CO LTD0 citations41
US9981664B2May 29, 2018
Control device of vehicle
TOYOTA MOTOR CO LTD0 citations41
US9500278B2Nov 22, 2016
Hydraulic control operation amount generation apparatus for automatic transmission and control apparatus for automatic transmission
TOYOTA MOTOR CO LTD0 citations41
US9488270B2Nov 8, 2016
Slip control device of lock-up clutch
TOYOTA MOTOR CO LTD0 citations41
MASUNAGA SEIJI
6 patentsUS9470309B2Oct 18, 2016
Vehicle transmission controller
MASUNAGA SEIJI3 citations71
US9188220B2Nov 17, 2015
Gear shift control apparatus for vehicle
MASUNAGA SEIJI4 citations71
US9441731B2Sep 13, 2016
Shift control device and shift control method for vehicle
MASUNAGA SEIJI2 citations61
US9333973B2May 10, 2016
Speed change control system for vehicles
MASUNAGA SEIJI0 citations40
US9315193B2Apr 19, 2016
Speed change control system for vehicles
MASUNAGA SEIJI0 citations40
US8977452B2Mar 10, 2015
Controller and control method for vehicle
MASUNAGA SEIJI0 citations40