Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4907243 | Laser apparatus | Arthur Maitland, Graeme L. Clark | 1990-03-06 |
| 4896073 | Discharge tubes | Arthur Maitland | 1990-01-23 |
| 4890034 | Thyratrons | Robert E. Baker, Leonard R. Cullum | 1989-12-26 |
| 4805180 | Discharge tube apparatus | Arthur Maitland, Christopher NEALE | 1989-02-14 |
| 4794614 | Discharge tubes | Arthur Maitland, Christopher NEALE | 1988-12-27 |
| 4761794 | Thyratron having thermionic cathode material between anode and control grid | Arthur Maitland | 1988-08-02 |
| 4703226 | Thyratron having anode and multiple grids | — | 1987-10-27 |
| 4698546 | Apparatus for forming electron beams | Arthur Maitland, Ian A. Strudwick, Clifford R. Weatherup, Robert John Carman | 1987-10-06 |
| 4639643 | Thyratron interrupters | Timothy P. Donaldson | 1987-01-27 |
| 4577138 | Thyratrons | Raymond P. Knight | 1986-03-18 |
| 4527090 | Thyratron capable of reverse conduction | Barry P. Newton, Christopher NEALE | 1985-07-02 |
| 4498181 | Laser arrangements | Barry P. Newton, Christopher NEALE | 1985-02-05 |
| 4429253 | Thyratrons | Timothy P. Donaldson, Christopher NEALE | 1984-01-31 |
| 4403167 | Segmented discharge tube devices | Arthur Maitland, Ian A. Strudwick | 1983-09-06 |
| 4356426 | Thyratron having anode with low work function material | — | 1982-10-26 |
| 4293800 | Double-ended thyratron having at least three grids | — | 1981-10-06 |