Inventor

OBATA TOMOE

JP2 patents

Patents

2 patents

US10697495B2Jun 30, 2020

Iron-copper-based oil-impregnated sintered bearing and method for manufacturing same

DIAMET CORP0 citations43

US10428873B2Oct 1, 2019

Iron-copper-based oil-impregnated sintered bearing and method for manufacturing same

DIAMET CORP0 citations43