Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5359148 | Heat-treating apparatus | Takashi Tanahashi, Takenobu Matsuo | 1994-10-25 |
| 5329095 | Thermal treatment apparatus utilizing heated lid | — | 1994-07-12 |
| 5279670 | Vertical type diffusion apparatus | Singo Watanabe | 1994-01-18 |