Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5663829 | Electrochromic pane | Christine Lefrou, Florence Garot, Odile Marrot | 1997-09-02 |
| 5657149 | Architectural electrochromic pane | Bernard Buffat, Christian Padoy, Jean-Pierre Beaufays, Jean-Marie Labbe | 1997-08-12 |