Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5695394 | Abrasive grinding wheels | Patrick Micheletti, Michel Bousquet | 1997-12-09 |
| 5657149 | Architectural electrochromic pane | Francis Defendini, Christian Padoy, Jean-Pierre Beaufays, Jean-Marie Labbe | 1997-08-12 |