Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5665218 | Method of producing an oxygen generating electrode | Koichi Ashizawa, Toshio Horie | 1997-09-09 |
| D380454 | Wafer boat | Hiroyuki Iwai, Katsutoshi Ishii | 1997-07-01 |
| 5637153 | Method of cleaning reaction tube and exhaustion piping system in heat processing apparatus | Reiji Niino, Yoshiyuki Fujita, Hideki Lee, Yasuo Imamura, Toshiharu Nishimura +4 more | 1997-06-10 |
| 5618510 | Process for producing silicon carbide material | Kaoru Okada, Keihachiro Nakajima | 1997-04-08 |