Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5216698 | Automatic device for the phase-locking of a circuit | Pierre Guern | 1993-06-01 |
| 5075635 | Device for correcting the phase induced by the class C operation of the solid state amplifier and radar system using such a device | Jacques Creff | 1991-12-24 |
| 5004298 | Method of rapidly abandoning large cavities washed-out in rock salt | Andre J. Rousseau | 1991-04-02 |
| 4919822 | Method of confining wastes underground in a cavity leached out of salt | — | 1990-04-24 |
| 4881048 | Oscillator frequency locking and prepositioning circuit | Gisele Auneau | 1989-11-14 |
| 4689064 | Method of maintaining constant the composition of a product stored in a low temperature liquefied gas store | Walter Luyten | 1987-08-25 |
| 4671700 | Method and installation for storing liquid gas at low temperature in an underground cavity | Walter Luyten | 1987-06-09 |
| 4580924 | Process and device for blocking a well opening out in the ceiling of an underground cavity for low temperature storage | Walter Luyten | 1986-04-08 |