Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4318031 | Lamp, ballast and starter visual monitor | William C. Dirk-Hazen | 1982-03-02 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4318031 | Lamp, ballast and starter visual monitor | William C. Dirk-Hazen | 1982-03-02 |