Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6798498 | Apparatus for evaluating polysilicon film | Hiroyuki Wada, Koichi Tatsuki, Nobuhiko Umezu, Eiji Isomura, Tetsuo Abe +7 more | 2004-09-28 |
| 4815056 | Automatic disk handling device with overturn plate | Hiroshi Toi, Shinichi Fujita | 1989-03-21 |