Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4977334 | Crest factor correction circuit | — | 1990-12-11 |
| 4920472 | Crest factor correction circuit | — | 1990-04-24 |
| 4700111 | High frequency ballast circuit | Dale E. Folwell | 1987-10-13 |
| 4572988 | High frequency ballast circuit | Ronald L. Wilson, II | 1986-02-25 |
| 4266165 | High intensity discharge lamp starting circuit | — | 1981-05-05 |