Inventor
IEZAWA MASAHIRO
JP33 patents
⚠️ This page may combine multiple inventors who share the name “IEZAWA MASAHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI ELECTRIC CORP
26 patentsUS6008461ADec 28, 1999
Wire electrode discharge machining apparatus
MITSUBISHI ELECTRIC CORP19 citations84
US10348231B2Jul 9, 2019
Motor control device and motor control method
MITSUBISHI ELECTRIC CORP2 citations72
US11329593B2May 10, 2022
Power conversion device and rotating machine drive system
MITSUBISHI ELECTRIC CORP2 citations71
US10541622B2Jan 21, 2020
Electric motor drive device
MITSUBISHI ELECTRIC CORP5 citations71
US9871483B2Jan 16, 2018
Controller for rotary electric machine drive apparatus
MITSUBISHI ELECTRIC CORP2 citations71
US9859836B2Jan 2, 2018
Motor control constant calculation device
MITSUBISHI ELECTRIC CORP6 citations71
US10870356B2Dec 22, 2020
Vehicle-speed control device
MITSUBISHI ELECTRIC CORP2 citations68
US11046191B2Jun 29, 2021
Drive system and drive control method
MITSUBISHI ELECTRIC CORP1 citations60
US11855496B2Dec 26, 2023
Life span prediction of a motor or motor device in a motor drive system
MITSUBISHI ELECTRIC CORP0 citations51
US11851059B2Dec 26, 2023
Vehicle-to-vehicle distance control device
MITSUBISHI ELECTRIC CORP0 citations51
US11648840B2May 16, 2023
Power conversion device and motorized vehicle using same
MITSUBISHI ELECTRIC CORP0 citations51
US11296630B2Apr 5, 2022
Controller for rotary electric machine apparatus
MITSUBISHI ELECTRIC CORP0 citations51
US11251727B2Feb 15, 2022
Electric motor control device
MITSUBISHI ELECTRIC CORP0 citations51
US10884121B2Jan 5, 2021
Inter-vehicle distance control device
MITSUBISHI ELECTRIC CORP0 citations51
US9991833B2Jun 5, 2018
Control device for rotating electric machine
MITSUBISHI ELECTRIC CORP1 citations51
US9688280B2Jun 27, 2017
Traction control device
MITSUBISHI ELECTRIC CORP0 citations51
US9641107B2May 2, 2017
Motor controller for electric vehicle
MITSUBISHI ELECTRIC CORP1 citations51
US12506420B2Dec 23, 2025
Control unit for power converter, and power conversion apparatus
MITSUBISHI ELECTRIC CORP0 citations50
US12040725B2Jul 16, 2024
Power conversion device and rotary machine drive system
MITSUBISHI ELECTRIC CORP0 citations50
US11081998B2Aug 3, 2021
Controller of rotary electric machine
MITSUBISHI ELECTRIC CORP0 citations50
US11255703B2Feb 22, 2022
Rotation angle detection device having increased accuracy
MITSUBISHI ELECTRIC CORP0 citations49
US11223312B2Jan 11, 2022
Rotary machine control device
MITSUBISHI ELECTRIC CORP0 citations48
US12021469B2Jun 25, 2024
Rotating machine control device
MITSUBISHI ELECTRIC CORP0 citations47
US11750141B2Sep 5, 2023
Rotating machine control device
MITSUBISHI ELECTRIC CORP0 citations46
US10622925B2Apr 14, 2020
Control device and control method
MITSUBISHI ELECTRIC CORP0 citations41
US10855173B2Dec 1, 2020
Power conversion device
MITSUBISHI ELECTRIC CORP0 citations39