Inventor
MAYUZUMI TAKUYA
JP42 patents
⚠️ This page may combine multiple inventors who share the name “MAYUZUMI TAKUYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
12 patentsUS7621259B2Nov 24, 2009
Internal combustion engine controller
HITACHI LTD31 citations92
US7514784B2Apr 7, 2009
Electronic circuit device and production method of the same
HITACHI LTD30 citations92
US7417873B2Aug 26, 2008
Electronic control unit and method thereof
HITACHI LTD32 citations92
US7359212B2Apr 15, 2008
Control device and method of manufacturing thereof
HITACHI LTD16 citations92
US7881035B2Feb 1, 2011
High-pressure fuel pump drive circuit for engine
HITACHI LTD14 citations84
US7789073B2Sep 7, 2010
Fuel injection control apparatus
HITACHI LTD11 citations84
US7784445B2Aug 31, 2010
Control unit for internal combustion engine
HITACHI LTD9 citations84
US7578284B2Aug 25, 2009
Internal combustion engine controller
HITACHI LTD11 citations83
US7778765B2Aug 17, 2010
Fuel injection control apparatus for internal combustion engine
HITACHI LTD4 citations63
US7987044B2Jul 26, 2011
Control device for internal combustion engine
HITACHI LTD3 citations62
US7934312B2May 3, 2011
Production method of an electronic circuit device
HITACHI LTD5 citations62
US7924572B2Apr 12, 2011
Control device and method of manufacturing thereof
HITACHI LTD5 citations62
HITACHI AUTOMOTIVE SYSTEMS LTD
12 patentsUS10002699B2Jun 19, 2018
Electromagnetic coil driving control device
HITACHI AUTOMOTIVE SYSTEMS LTD2 citations72
US9160490B2Oct 13, 2015
Electronic control device
HITACHI AUTOMOTIVE SYSTEMS LTD2 citations63
US10900435B2Jan 26, 2021
Drive unit of fuel injection device
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations62
US10677184B2Jun 9, 2020
Drive device for fuel injection device
HITACHI AUTOMOTIVE SYSTEMS LTD1 citations62
US10859047B2Dec 8, 2020
Fuel injection device
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations52
US10280862B2May 7, 2019
Drive unit of fuel injection device
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations52
US10202925B2Feb 12, 2019
Internal combustion engine controller
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations52
US10082117B2Sep 25, 2018
Fuel injection device
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations52
US9831770B2Nov 28, 2017
Boost regulator with reduced inductor current noise
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations52
US9694694B2Jul 4, 2017
In-vehicle step-down switching power supply, in-vehicle electronic control device, and idle stop system
HITACHI AUTOMOTIVE SYSTEMS LTD1 citations52
US9600047B2Mar 21, 2017
Electronic control unit
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations49
US10340833B2Jul 2, 2019
Load drive device
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations41