Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7202605 | Electron beam tube apparatus having a common output combining cavity | Roy Heppinstall | 2007-04-10 |
| 6913480 | Connector for making connection with mating interface | — | 2005-07-05 |
| 6465958 | Electron beam tubes | Darrin Bowler | 2002-10-15 |
| 6349043 | Apparatus for reducing electromagnetic emissions | Ralph W. Jensen, Richard S. Mills, Tracey Kannmacher | 2002-02-19 |
| 5821693 | Electron beam tubes having a unitary envelope having stepped inner surface | Graham Douglas White | 1998-10-13 |
| 5239272 | Electron beam tube arrangements having primary and secondary output cavities | Heinz Bohlen, Roy Heppinstall, Mark E. Bridges, Steven Bardell | 1993-08-24 |