Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5044005 | X-ray tube with a flat cathode and indirect heating | Sixte de Fraguier, Francois Caire | 1991-08-27 |
| 5033072 | Self-limiting x-ray tube with flat cathode and stair-step focusing device | Guillaume Fournier, Francois Caire | 1991-07-16 |