HK

Hideo Kumasaka

TC Toyo Seikan Co.: 2 patents #321 of 888Top 40%
Overall (All Time): #2,352,587 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4508569 Sealing compound for cans Kazuo Fujisawa 1985-04-02
4409359 Sealing compound for can ends Yusaburo Tanimura 1983-10-11