Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5066257 | Process for producing flat plate illumination devices | Franklin H. Cocks | 1991-11-19 |
| 5036243 | Glass plate illumination device sign with integral electrodes of particular thermal resistance | Franklin H. Cocks | 1991-07-30 |
| 4990826 | Low voltage gas discharge device | Franklin H. Cocks | 1991-02-05 |