YH

Yasuji Hiramatsu

IC Ishikawa Gasket Co.: 1 patents #3 of 7Top 45%
Overall (1989): #42,206 of 140,708Top 30%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4869516 Steel laminate gaskets Tsunekazu Udagawa, Hidetaka Nakasone, Yoshio Yamada 1989-09-26