Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820996 | Amplifying arrangements | Roy Heppinstall, Paul Eaton, George I. F. Tupper | 1989-04-11 |
| 4733192 | Amplifying arrangements including a klystron having a power transfer characteristic which is substantially the same over its entire passband | Roy Heppinstall, George I. F. Tupper, Paul Eaton | 1988-03-22 |