Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4321501 | Low wattage, high pressure metal vapor discharge lamp for minimizing detrimental glow time | George J. English, Harold L. Rothwell, Jr. | 1982-03-23 |
| 4321504 | Low wattage metal halide arc discharge lamp | Harold L. Rothwell, Jr., John A. Scholz | 1982-03-23 |
| 4320322 | Electrode geometry to improve arc stability | Harold L. Rothwell, Jr., W. Calvin Gungle | 1982-03-16 |