Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5270910 | Neon light box | — | 1993-12-14 |
| 4862039 | Line regulated ballast circuit | Gary W. Irwin, Samuel S. Hartness | 1989-08-29 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5270910 | Neon light box | — | 1993-12-14 |
| 4862039 | Line regulated ballast circuit | Gary W. Irwin, Samuel S. Hartness | 1989-08-29 |