Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4353012 | Pulse injection starting for high intensity discharge metal halide lamps | Joseph M. Proud | 1982-10-05 |
| 4328446 | Method and apparatus for starting high intensity discharge lamps | Joseph M. Proud | 1982-05-04 |
| 4325004 | Method and apparatus for starting high intensity discharge lamps | Joseph M. Proud, Leslie A. Riseberg | 1982-04-13 |