Inventor
AKAGI YOSHIHIKO
JP30 patents
⚠️ This page may combine multiple inventors who share the name “AKAGI YOSHIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI AUTOMOTIVE SYSTEMS LTD
14 patentsUS10309366B2Jun 4, 2019
Engine control device
HITACHI AUTOMOTIVE SYSTEMS LTD3 citations72
US9702779B2Jul 11, 2017
Engine control device
HITACHI AUTOMOTIVE SYSTEMS LTD2 citations72
US11365699B2Jun 21, 2022
Internal combustion engine control device
HITACHI AUTOMOTIVE SYSTEMS LTD5 citations71
US11261811B2Mar 1, 2022
Signal processing device, and engine control device
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations62
US10900426B2Jan 26, 2021
Control device
HITACHI AUTOMOTIVE SYSTEMS LTD1 citations61
US10174700B2Jan 8, 2019
Onboard control device
HITACHI AUTOMOTIVE SYSTEMS LTD1 citations58
US7882735B2Feb 8, 2011
Thermal air flowmeter
HITACHI AUTOMOTIVE SYSTEMS LTD2 citations58
US10677183B2Jun 9, 2020
Internal combustion engine control apparatus
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations51
US10465619B2Nov 5, 2019
Control device that stops fuel injection to an engine during coasting
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations51
US10408155B2Sep 10, 2019
Onboard control device
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations47
US11067022B1Jul 20, 2021
Knocking detection apparatus and internal combustion engine control apparatus
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations45
US10400738B2Sep 3, 2019
Control device for internal combustion engine
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations41
US10280855B2May 7, 2019
Control device for internal combustion engine
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations41
US10371075B2Aug 6, 2019
Control apparatus for internal combustion engine
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations40
HITACHI ASTEMO LTD
9 patentsUS11898508B2Feb 13, 2024
Internal combustion engine control device
HITACHI ASTEMO LTD3 citations72
US11635036B2Apr 25, 2023
Signal processing device, and engine control device
HITACHI ASTEMO LTD0 citations62
US12173666B2Dec 24, 2024
Throttle valve control device
HITACHI ASTEMO LTD0 citations61
US11629683B2Apr 18, 2023
Internal combustion engine control device
HITACHI ASTEMO LTD0 citations59
US12535021B2Jan 27, 2026
Internal combustion engine control device and internal combustion engine control method
HITACHI ASTEMO LTD0 citations51
US12378927B2Aug 5, 2025
In-vehicle control device and method for controlling internal combustion engine
HITACHI ASTEMO LTD0 citations51
US12215643B2Feb 4, 2025
Control device for internal combustion engine
HITACHI ASTEMO LTD0 citations51
US12123366B2Oct 22, 2024
Internal combustion engine control device
HITACHI ASTEMO LTD0 citations51
US11371480B2Jun 28, 2022
Control device
HITACHI ASTEMO LTD0 citations51
HITACHI LTD
5 patentsUS5808367ASep 15, 1998
Control system for vehicle generator and control method therefor
HITACHI LTD58 citations95
US5678520AOct 21, 1997
Engine control unit for an internal combustion engine
HITACHI LTD9 citations74
US8033266B2Oct 11, 2011
Throttle valve controller for internal combustion engine
HITACHI LTD2 citations62
US6810859B2Nov 2, 2004
Control system of internal combustion engine with output correcting means of thermal type air flow sensor
HITACHI LTD4 citations61
US5738068AApr 14, 1998
Method and apparatus for controlling internal combustion engine for automotive vehicle
HITACHI LTD0 citations36