KS

Keiichi Shirai

MM Mitsubishi Materials: 1 patents #812 of 1,543Top 55%
MM Mitsubishi Metal: 1 patents #45 of 150Top 30%
📍 Kasai, JP: #2,743 of 5,842 inventorsTop 50%
Overall (All Time): #2,287,292 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5421768 Abrasive cloth dresser Yukio Fujiwara, Fumio Inoue 1995-06-06
5018379 Apparatus and method for crimping end of can body Akira Kawaguchi, Sunao Kitazima 1991-05-28