Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5373805 | Single crystal pulling apparatus | Izumi Fusegawa, Hirotoshi Yamagishi | 1994-12-20 |
| 5361721 | Single crystal pulling apparatus | Izumi Fusegawa, Hirotoshi Yamagishi | 1994-11-08 |
| 5340434 | Process for producing silicon single crystal | Izumi Fusegawa, Hirotoshi Yamagishi | 1994-08-23 |