Inventor
SEIMIYA MASASHI
JP25 patents
⚠️ This page may combine multiple inventors who share the name “SEIMIYA MASASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI AUTOMOTIVE SYSTEMS LTD
12 patentsUS11396288B2Jul 26, 2022
Parking assistance device
HITACHI AUTOMOTIVE SYSTEMS LTD5 citations72
US10830340B2Nov 10, 2020
Hydraulic pressure control device and hydraulic pressure control method for vehicle
HITACHI AUTOMOTIVE SYSTEMS LTD2 citations72
US10309366B2Jun 4, 2019
Engine control device
HITACHI AUTOMOTIVE SYSTEMS LTD3 citations72
US11155257B2Oct 26, 2021
Automatic parking control device
HITACHI AUTOMOTIVE SYSTEMS LTD2 citations69
US11472383B2Oct 18, 2022
Vehicle braking force control device
HITACHI AUTOMOTIVE SYSTEMS LTD1 citations62
US11009122B2May 18, 2021
Transmission control device
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations62
US11332126B2May 17, 2022
Parking assistance apparatus
HITACHI AUTOMOTIVE SYSTEMS LTD1 citations60
US11173896B2Nov 16, 2021
Parking assistance device
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations58
US11390272B2Jul 19, 2022
Parking assistance device
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations51
US11067022B1Jul 20, 2021
Knocking detection apparatus and internal combustion engine control apparatus
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations45
US10704678B2Jul 7, 2020
Transmission control device
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations41
US10871380B2Dec 22, 2020
Vehicle control device
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations40
HITACHI ASTEMO LTD
10 patentsUS11866059B2Jan 9, 2024
Vehicle controller
HITACHI ASTEMO LTD1 citations60
US12397783B2Aug 26, 2025
Control device for driving assistance device
HITACHI ASTEMO LTD0 citations59
US12008845B2Jun 11, 2024
Vehicle control device
HITACHI ASTEMO LTD1 citations59
US12562914B2Feb 24, 2026
Information management system
HITACHI ASTEMO LTD0 citations52
US12545237B2Feb 10, 2026
Vehicle control device
HITACHI ASTEMO LTD0 citations52
US11975709B2May 7, 2024
Vehicle control device
HITACHI ASTEMO LTD0 citations52
US11891051B2Feb 6, 2024
Parking assist device
HITACHI ASTEMO LTD0 citations50
US12539856B2Feb 3, 2026
Vehicle control device
HITACHI ASTEMO LTD0 citations46
US12539880B2Feb 3, 2026
Vehicle control device
HITACHI ASTEMO LTD0 citations45
US12181306B2Dec 31, 2024
Vehicle control device
HITACHI ASTEMO LTD0 citations43
HITACHI LTD
3 patentsUS7740558B2Jun 22, 2010
Automatic transmission, control apparatus and control method for the same
HITACHI LTD14 citations84
US7735388B2Jun 15, 2010
Control system and method for automatic transmission
HITACHI LTD7 citations73
US8038574B2Oct 18, 2011
Apparatus and method for controlling automatic transmission
HITACHI LTD2 citations62