Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4821545 | Installation for the detensioning of expanded tubes, particularly in a heat exchanger | Philippe Druelle, Pierre Vidal, Jean-Louis Tocci | 1989-04-18 |
| 4635241 | Ultrasonic device | — | 1987-01-06 |
| 4631965 | Acoustic holography process and apparatus using a space-limited ultrasonic beam | Daniel De Vadder | 1986-12-30 |
| 4604897 | Multitransducer ultrasonic probe with transducers of different sizes | — | 1986-08-12 |
| 4605531 | Process for examining a fuel assembly of a nuclear reactor and an examining machine for performing this process | Andre Leseur, Pierre Delaroche, Yves Vaubert | 1986-08-12 |
| 4569230 | Self-propelled vehicle | Michel Asty, Bernard Lerat, Jacky Viard | 1986-02-11 |
| 4521150 | Device for positioning a member facing each of the perforations of a perforated plate in accordance with a given grid | Michel Pigeon | 1985-06-04 |
| 4389611 | Apparatus for displacing a sensor into a tube and automatically returning it | Michel Pigeon, Claude Vienot | 1983-06-21 |
| 4326166 | Correcting circuit for differential pick-up, comprising digital means | Michel Pigeon | 1982-04-20 |
| 4201971 | Ultrasonic centering apparatus | — | 1980-05-06 |