Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4422714 | Ellipsoidal optical coupling device | Pierre Benoit, Jean-Paul Pellaux, Gilbert Widmer, Betty Kerllenevich | 1983-12-27 |
| 4357106 | Process and device for the optical measurement of temperature and process for the production of a suitable probe | Jean D. Tschirren, Gilbert Widmer, Jean-Paul Pellaux, Marcel R. Samsel | 1982-11-02 |