Inventor
HIRAKAWA MITSUAKI
JP37 patents
⚠️ This page may combine multiple inventors who share the name “HIRAKAWA MITSUAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HONDA MOTOR CO LTD
24 patentsUS7504811B2Mar 17, 2009
DC/DC converter
HONDA MOTOR CO LTD204 citations99
US7948221B2May 24, 2011
Electric power converter
HONDA MOTOR CO LTD259 citations98
US7292462B2Nov 6, 2007
DC/DC converter having transistor switches with flywheel diodes and program for controlling the transistor switches
HONDA MOTOR CO LTD63 citations96
US5255753AOct 26, 1993
Foot structure for legged walking robot
HONDA MOTOR CO LTD94 citations96
US7965069B2Jun 21, 2011
Power converter and multiport power converter
HONDA MOTOR CO LTD27 citations92
US7839255B2Nov 23, 2010
Composite transformer and power converter using same
HONDA MOTOR CO LTD22 citations92
US7808355B2Oct 5, 2010
Combined type transformer and buck-boost circuit using the same
HONDA MOTOR CO LTD22 citations92
US7400116B2Jul 15, 2008
Pre-charging system for smoothing capacitor
HONDA MOTOR CO LTD30 citations92
US6419040B2Jul 16, 2002
Driving force control system for four-wheel drive vehicles
HONDA MOTOR CO LTD44 citations92
US6222334B1Apr 24, 2001
Regenerative braking system
HONDA MOTOR CO LTD42 citations92
US7151364B2Dec 19, 2006
DC/DC converter and program
HONDA MOTOR CO LTD21 citations91
US9327658B2May 3, 2016
Power conversion device in electric vehicle
HONDA MOTOR CO LTD8 citations84
US8037956B2Oct 18, 2011
Vehicle mounted with fuel cell power supply system
HONDA MOTOR CO LTD7 citations84
US8008801B2Aug 30, 2011
Vehicle power supply device
HONDA MOTOR CO LTD10 citations84
US7994745B2Aug 9, 2011
Power supply device for vehicles
HONDA MOTOR CO LTD15 citations84
US7804196B2Sep 28, 2010
Multiple input/output power converter and fuel cell vehicle with same
HONDA MOTOR CO LTD8 citations84
US7796003B2Sep 14, 2010
Multi-parallel magnetic-field cancellation type transformer
HONDA MOTOR CO LTD9 citations84
US7388353B2Jun 17, 2008
Discharging system for smoothing capacitor
HONDA MOTOR CO LTD10 citations83
US7602165B2Oct 13, 2009
Phase control device for DC/DC converter
HONDA MOTOR CO LTD12 citations79
US7304461B2Dec 4, 2007
DC/DC converter
HONDA MOTOR CO LTD8 citations74
US7994751B2Aug 9, 2011
Fuel cell power supply device
HONDA MOTOR CO LTD4 citations63
US8013703B2Sep 6, 2011
Multi-parallel magnetic-field cancellation type transformer
HONDA MOTOR CO LTD2 citations62
US7861812B2Jan 4, 2011
Vehicle
HONDA MOTOR CO LTD1 citations52
US7583064B2Sep 1, 2009
Booster circuit
HONDA MOTOR CO LTD0 citations40
WATANABE YASUTO
4 patentsUS8659272B2Feb 25, 2014
Bidirectional boost-buck DC-DC converter
WATANABE YASUTO9 citations83
US8228690B2Jul 24, 2012
DC-DC converter and power supplying system including same
WATANABE YASUTO17 citations83
US8106635B2Jan 31, 2012
Power converter
WATANABE YASUTO4 citations61
US8184421B2May 22, 2012
Power converter
WATANABE YASUTO1 citations51