Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5060254 | X-ray tube having a variable focus which is self-adapted to the load | Sixte de Fraguier, Francois Caire | 1991-10-22 |
| 5031200 | Cathode for an X-ray tube and a tube including such a cathode | Andre Plessis, Paul Hery | 1991-07-09 |