Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888310 | Pulverulent silicon nitride composition including oxidized silicon carbide whiskers | Dominique Richon, Pierre Fontaine | 1989-12-19 |
| 4855262 | Method of manufacturing silicon nitride composition reinforced with silicon carbide whiskers having silicon oxide coating | Dominique Richon, Pierre Fontaine | 1989-08-08 |