Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4732313 | Apparatus and method for manufacturing semiconductor device | Osamu Usuda, Yoshihiko Sano, Koichiro Atsumi | 1988-03-22 |
| 4309809 | Machine tool with an automatic tool changing device | Masaaki Yokoe | 1982-01-12 |