Inventor

OBA YASUTAKA

JP3 patents

Patents

3 patents

US11374474B2Jun 28, 2022

Method of manufacturing core product, and core product

MITSUI HIGH TEC2 citations70

US11469653B2Oct 11, 2022

Method of manufacturing rotating body

MITSUI HIGH TEC0 citations60

US10686339B2Jun 16, 2020

Laminated core and method for manufacturing the same

MITSUI HIGH TEC0 citations36