Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5494470 | Method for the manufacture of a helix-coupled vane line, line obtained by the method and electron tube including such a line | Armel Beunas, Jean-Marc Falguieres | 1996-02-27 |
| 5334907 | Cooling device for microwave tube having heat transfer through contacting surfaces | Robert Duret | 1994-08-02 |
| 5313138 | Electron gun modulated by optoelectronic switching | — | 1994-05-17 |
| 5045749 | Electron beam generator and electronic devices using such a generator | — | 1991-09-03 |
| 5021708 | Cathode for emission of electrons and electron tube with a cathode of this type | Pierre Nugues, Jose Florentin | 1991-06-04 |