Inventor

HIRAI YU

JP3 patents

⚠️ This page may combine multiple inventors who share the name “HIRAI YU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOYOTA MOTOR CO LTD

2 patents

US9806572B2Oct 31, 2017

Rotor for rotary electric machine and rotary electric machine

TOYOTA MOTOR CO LTD15 citations82

US11215274B2Jan 4, 2022

Lubrication mechanism for vehicle drive-force transmitting apparatus

TOYOTA MOTOR CO LTD0 citations48

MITSUBISHI ELECTRIC CORP

1 patent

US12395021B2Aug 19, 2025

Rotor and rotating electrical machine using same

MITSUBISHI ELECTRIC CORP0 citations47