YW

Yukihiro Watanabe

CL Central Glass Company, Limited: 1 patents #7 of 68Top 15%
Overall (1997): #53,621 of 185,788Top 30%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5653627 Flat diamond drill Mizuki Nishi, Mamoru Kitamura, Yutaka Matsui 1997-08-05