TY

Tsukasa Yoshikawa

TC Tokan Kogyo Co.: 2 patents #1 of 6Top 20%
Overall (1982): #6,817 of 81,411Top 9%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4324341 Easily openable cover member Kisaburo Yamaguchi 1982-04-13
4324342 Easily openable cover member Kisaburo Yamaguchi 1982-04-13