Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7763543 | Method for manufacturing silicon carbide semiconductor apparatus | Masatake Nagaya, Yuuichi Takeuchi | 2010-07-27 |
| 5655281 | Cylinder reciprocation control apparatus and ring alignment apparatus | Kazuhiko Touno, Tsutomu Kobayashi | 1997-08-12 |
| 5516560 | Method for coating rings, coating equipment and coating jig | Akria Harayama | 1996-05-14 |