Inventor
WATANABE MITSUHIKO
JP34 patents
⚠️ This page may combine multiple inventors who share the name “WATANABE MITSUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
13 patentsUS6205010B1Mar 20, 2001
Switch circuit having protection function to interrupt input of control signal
HITACHI LTD89 citations97
US6320275B1Nov 20, 2001
Power-feed control apparatus provided in a vehicle
HITACHI LTD97 citations96
US6373671B1Apr 16, 2002
Apparatus with an over-current shutdown means and an over-temperature shutdown means
HITACHI LTD66 citations95
US7784445B2Aug 31, 2010
Control unit for internal combustion engine
HITACHI LTD9 citations84
US7578284B2Aug 25, 2009
Internal combustion engine controller
HITACHI LTD11 citations83
US5432648AJul 11, 1995
Magnetic recording and reproducing unit with selection of reproduced image signals
HITACHI LTD11 citations73
US6347182B1Feb 12, 2002
Recording/reproducing apparatus including search reproducer controlled by tracking controller so that picture information of a selected type can be normally detected during search reproduction
HITACHI LTD10 citations72
US5625504AApr 29, 1997
Magnetic recording and reproducing system
HITACHI LTD13 citations72
US7423403B2Sep 9, 2008
Motor control system
HITACHI LTD5 citations63
US7146265B2Dec 5, 2006
Control device with time measuring function
HITACHI LTD3 citations63
US8045311B2Oct 25, 2011
Load driving and diagnosis system and control method
HITACHI LTD2 citations62
US7987044B2Jul 26, 2011
Control device for internal combustion engine
HITACHI LTD3 citations62
US6178287B1Jan 23, 2001
Magnetic recording and reproducing system including search reproduction circuit for reproducing an entire screen of one picture channel selected from a plurality of picture channels intermittently recorded on a magnetic tape
HITACHI LTD0 citations51
HITACHI AUTOMOTIVE SYSTEMS LTD
10 patentsUS10393051B2Aug 27, 2019
Internal-combustion-engine fuel injection control device
HITACHI AUTOMOTIVE SYSTEMS LTD2 citations73
US9719481B2Aug 1, 2017
Control device
HITACHI AUTOMOTIVE SYSTEMS LTD2 citations73
US11079730B2Aug 3, 2021
Control device comprising a processor and an IC
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations62
US10886970B2Jan 5, 2021
Load drive system and load drive method
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations61
US10197037B2Feb 5, 2019
Control device
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations52
US9831770B2Nov 28, 2017
Boost regulator with reduced inductor current noise
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations52
US11128523B2Sep 21, 2021
Electronic controller and communication apparatus
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations51
US10587263B2Mar 10, 2020
Load drive apparatus
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations51
US10787193B2Sep 29, 2020
Drive control device and control method for electric motor
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations41
US10525913B2Jan 7, 2020
Electronic control device
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations40