Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4720196 | Method and apparatus for measuring the heating power of combustible gases | Francois Robert | 1988-01-19 |
| 4209740 | Detector for locating the interfacial boundary level between two liquids | Louis Marthe, Max Serrus | 1980-06-24 |