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