Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4523795 | Discharge lamp operating apparatus and method | Stephen Johnson | 1985-06-18 |
| 4513227 | High intensity discharge (HID) lamp starting apparatus | John A. Scholz | 1985-04-23 |