Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5506455 | Electrical appliance with reduced electric field emissions | John Beeteson, David Sawdon, Ken G. Smith | 1996-04-09 |
| 5449984 | Cathode ray tube display apparatus | David Sawdon, John Beeteson | 1995-09-12 |
| 4908550 | Cathode ray tube apparatus | Elaine Chase, Adrian M. Clitheroe, Edward Trevor Shepherd | 1990-03-13 |