Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5889608 | Architectural electrochromic pane | Bernard Buffat, Francis Defendini, Christian Padoy, Jean-Pierre Beaufays | 1999-03-30 |
| 5657149 | Architectural electrochromic pane | Bernard Buffat, Francis Defendini, Christian Padoy, Jean-Pierre Beaufays | 1997-08-12 |