HI

Hiroki Iwamatsu

KC Koyo Seiko Co.: 1 patents #24 of 92Top 30%
NC Nippon Grease Co.: 1 patents #1 of 6Top 20%
Overall (2002): #206,663 of 266,432Top 80%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6432888 Grease for rolling bearing and grease-sealed rolling bearing Hiroshi Komiya, Toshikazu Kouno, Masayuki Kitamura, Toshihiro Kawaguchi, Seiji Okamura 2002-08-13