Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5657149 | Architectural electrochromic pane | Bernard Buffat, Francis Defendini, Christian Padoy, Jean-Marie Labbe | 1997-08-12 |
| 5652046 | Glass substrate coated with thin multifilms for protection against solar radiation | Jean-Marc Halleux, Roland Devigne | 1997-07-29 |