Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5864099 | Device for coupling a receiver system with the wall of a well | Christian Wittrisch | 1999-01-26 |
| 4262735 | Installation for storing and recovering heat energy, particularly for a solar power station | Philippe Courrege, Francois Valette | 1981-04-21 |