Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4983360 | Gallium nitride and oxynitrides used as selective detectors of reducing gases, process of making and device containing them | Jean-Louis Guyader, Patrick Verdier, Yves Colin, Yves Laurent | 1991-01-08 |