Inventor
OKAZAKI MASAFUMI
JP28 patents
⚠️ This page may combine multiple inventors who share the name “OKAZAKI MASAFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI ELECTRIC CORP
24 patentsUS6707185B2Mar 16, 2004
Electric power steering apparatus
MITSUBISHI ELECTRIC CORP112 citations97
US6936942B1Aug 30, 2005
Motor for electric power steering apparatus
MITSUBISHI ELECTRIC CORP24 citations92
US6853105B2Feb 8, 2005
Permanent magnet motor
MITSUBISHI ELECTRIC CORP42 citations92
US5915416AJun 29, 1999
Three way electromagnetic valve
MITSUBISHI ELECTRIC CORP52 citations92
US6750574B2Jun 15, 2004
Motor for use with motorized power steering apparatus
MITSUBISHI ELECTRIC CORP34 citations91
US7565947B2Jul 28, 2009
Vehicular steering system
MITSUBISHI ELECTRIC CORP9 citations84
US6876116B2Apr 5, 2005
Permanent magnet motor
MITSUBISHI ELECTRIC CORP14 citations84
US11211838B2Dec 28, 2021
IPM rotor
MITSUBISHI ELECTRIC CORP2 citations73
US11018616B2May 25, 2021
Electric driving apparatus and electric power steering apparatus
MITSUBISHI ELECTRIC CORP3 citations73
US10916983B2Feb 9, 2021
Permanent-magnet motor
MITSUBISHI ELECTRIC CORP5 citations73
US6936949B2Aug 30, 2005
Rotation angle detecting apparatus
MITSUBISHI ELECTRIC CORP11 citations73
US6075305AJun 13, 2000
Dynamo-electric machine
MITSUBISHI ELECTRIC CORP14 citations72
US12463480B2Nov 4, 2025
Rotating electrical machine and method for manufacturing same
MITSUBISHI ELECTRIC CORP0 citations62
US11264880B2Mar 1, 2022
Permanent magnet motor
MITSUBISHI ELECTRIC CORP0 citations62
US12136853B2Nov 5, 2024
Electric-rotating-machine rotor and manufacturing method therefor
MITSUBISHI ELECTRIC CORP0 citations52
US12040665B2Jul 16, 2024
Rotor of rotating electric machine and method of manufacturing rotor
MITSUBISHI ELECTRIC CORP0 citations52
US10944347B2Mar 9, 2021
Rotary electrical machine control device, rotary electrical machine, and rotary electrical machine control method
MITSUBISHI ELECTRIC CORP0 citations52
US12266980B2Apr 1, 2025
Rotary electric machine and method of manufacturing rotary electric machine
MITSUBISHI ELECTRIC CORP0 citations51
US12191716B2Jan 7, 2025
Rotor of rotating electric machine and rotating electric machine
MITSUBISHI ELECTRIC CORP0 citations51
US11916437B2Feb 27, 2024
IPM rotor
MITSUBISHI ELECTRIC CORP0 citations49
US11901772B2Feb 13, 2024
Rotating electrical machine
MITSUBISHI ELECTRIC CORP0 citations49
US11404925B2Aug 2, 2022
Permanent magnet motor
MITSUBISHI ELECTRIC CORP0 citations49
US10374474B2Aug 6, 2019
Permanent magnet motor
MITSUBISHI ELECTRIC CORP0 citations42
US7576457B2Aug 18, 2009
Electric power steering apparatus
MITSUBISHI ELECTRIC CORP0 citations39