Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6847168 | Electron gun for a multiple beam klystron using magnetic focusing with a magnetic field corrector | R. Lawrence Ives | 2005-01-25 |
| 6768265 | Electron gun for multiple beam klystron using magnetic focusing | R. Lawrence Ives, Anatoly Krasnykh | 2004-07-27 |
| 5015908 | Fast warm-up cathode for high power vacuum tubes | Yosuke M. Mizuhara | 1991-05-14 |
| 4994709 | Method for making a cathader with integral shadow grid | Michael C. Green | 1991-02-19 |
| 4873468 | Multiple sheet beam gridded electron gun | Michael C. Green, George Merdinian | 1989-10-10 |
| 4675573 | Method and apparatus for quickly heating a vacuum tube cathode | Robert C. Treseder | 1987-06-23 |
| 4555646 | Adjustable beam permanent-magnet-focused linear-beam microwave tube | Yosuke M. Mizuhara | 1985-11-26 |
| 4321505 | Zero-bias gridded gun | Gerhard B. Kuehne | 1982-03-23 |
| 4263528 | Grid coating for thermionic electron emission suppression | — | 1981-04-21 |
| 4227116 | Zero-bias gridded gun | Gerhard B. Kuehne | 1980-10-07 |