Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6724154 | Cold cathode lamp and lamp control circuit | — | 2004-04-20 |
| 5811892 | Power supply system including mechanical output switches for use with a plurality of display tubes | Timothy J. Battles | 1998-09-22 |
| 5270619 | Novelty inert gas device having separable components | — | 1993-12-14 |
| 5089745 | Amusement device incorporating gas discharge tube | — | 1992-02-18 |
| 4742278 | Single connection gas discharge display and driver | — | 1988-05-03 |