Inventor

KOSHI TSUYOSHI

JP3 patents

Patents

3 patents

US6524008B1Feb 25, 2003

Ball bearing

NSK LTD12 citations71

US6719458B2Apr 13, 2004

Ball bearing

NSK LTD3 citations60

US7077575B2Jul 18, 2006

Ball bearing

NSK LTD0 citations49