Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4521393 | Method of manufacturing .beta. type silicon nitride whiskers | Hajime Saito | 1985-06-04 |
| 4514370 | Process for preparing silicon nitride powder | Hiroshi Inoue, Katsutoshi Komeya, Akihiko Tsuge, Kazunari Koide, Masaaki Mori | 1985-04-30 |