Inventor
HIROTANI Yu
JP38 patents
⚠️ This page may combine multiple inventors who share the name “HIROTANI Yu”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI ELECTRIC CORP
31 patentsUS10910892B2Feb 2, 2021
Rotary electric machine and electric power steering apparatus
MITSUBISHI ELECTRIC CORP12 citations85
US10320254B2Jun 11, 2019
Permanent magnet motor and electric power steering apparatus
MITSUBISHI ELECTRIC CORP8 citations84
US9923438B2Mar 20, 2018
Method for manufacturing a rotary electric machine
MITSUBISHI ELECTRIC CORP7 citations84
US9571017B2Feb 14, 2017
Motor drive device
MITSUBISHI ELECTRIC CORP14 citations84
US10404124B2Sep 3, 2019
Rotary electric machine
MITSUBISHI ELECTRIC CORP7 citations83
US10236750B2Mar 19, 2019
Rotating electric machine with a built-in control device and electric power assist steering system
MITSUBISHI ELECTRIC CORP8 citations83
US11018616B2May 25, 2021
Electric driving apparatus and electric power steering apparatus
MITSUBISHI ELECTRIC CORP3 citations73
US10418866B2Sep 17, 2019
Multiple-polyphase AC dynamo-electric machine and electric power steering device
MITSUBISHI ELECTRIC CORP3 citations73
US9985507B2May 29, 2018
Permanent magnet type motor
MITSUBISHI ELECTRIC CORP2 citations73
US10855121B2Dec 1, 2020
Rotary electric machine, electric power steering device, and method of manufacturing a rotary electric machine
MITSUBISHI ELECTRIC CORP2 citations72
US10833549B2Nov 10, 2020
Rotary electric machine
MITSUBISHI ELECTRIC CORP3 citations72
US9800100B2Oct 24, 2017
Permanent magnet motor and driving apparatus-integrated permanent magnet motor
MITSUBISHI ELECTRIC CORP4 citations71
US9755470B2Sep 5, 2017
Rotary electric machine and electric power steering device using rotary electric machine
MITSUBISHI ELECTRIC CORP3 citations71
US11411445B2Aug 9, 2022
Permanent-magnet synchronous motor and electric power steering device
MITSUBISHI ELECTRIC CORP1 citations62
US11264880B2Mar 1, 2022
Permanent magnet motor
MITSUBISHI ELECTRIC CORP0 citations62
US12368365B2Jul 22, 2025
Power conversion device and electric power steering device
MITSUBISHI ELECTRIC CORP0 citations52
US12166439B2Dec 10, 2024
Rotary electric machine apparatus
MITSUBISHI ELECTRIC CORP0 citations52
US11958544B2Apr 16, 2024
Control device for electric power steering device
MITSUBISHI ELECTRIC CORP0 citations52
US11108312B2Aug 31, 2021
Permanent-magnet motor including v-shaped permanent-magnet pairs
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
US10903724B2Jan 26, 2021
Rotation angle detector and rotary electric machine
MITSUBISHI ELECTRIC CORP0 citations51
US12362611B2Jul 15, 2025
Permanent magnet synchronous motor
MITSUBISHI ELECTRIC CORP0 citations50
US12506373B2Dec 23, 2025
Electric rotating machine and electric power steering apparatus
MITSUBISHI ELECTRIC CORP0 citations49
US11916437B2Feb 27, 2024
IPM rotor
MITSUBISHI ELECTRIC CORP0 citations49
US11901772B2Feb 13, 2024
Rotating electrical machine
MITSUBISHI ELECTRIC CORP0 citations49
US11784595B2Oct 10, 2023
Controller for AC rotary electric machine and electric power steering apparatus
MITSUBISHI ELECTRIC CORP0 citations48
US12128967B2Oct 29, 2024
Control apparatus for AC rotary machine and electric power steering apparatus
MITSUBISHI ELECTRIC CORP0 citations47
US11108289B2Aug 31, 2021
Rotor and motor
MITSUBISHI ELECTRIC CORP0 citations47
US10374474B2Aug 6, 2019
Permanent magnet motor
MITSUBISHI ELECTRIC CORP0 citations42
US10608504B2Mar 31, 2020
Rotary electric machine
MITSUBISHI ELECTRIC CORP0 citations41
US10199895B2Feb 5, 2019
Permanent magnet type motor and electric power steering apparatus
MITSUBISHI ELECTRIC CORP0 citations38