Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4804985 | Polarity insensitive electronic flash driver circuit | — | 1989-02-14 |
| 4788600 | Video apparatus for generating an adjustable contrast video signal from a photographic print | Carl M. Marsiglio | 1988-11-29 |