Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4307614 | Method and apparatus for characterizing surface flaws utilizing ultrasonic surface waves | Bernhard R. Tittmann, Gerard Quentin, Frédéric Cohen Tenoudji, Etienne M. M. de Crespin de Billy | 1981-12-29 |