Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D637855 | Cord tensioning device | — | 2011-05-17 |
| 6084582 | Method and apparatus for recording a voice narration to accompany a slide show | Imran Qureshi, Paul O. Warrin | 2000-07-04 |
| 6072480 | Method and apparatus for controlling composition and performance of soundtracks to accompany a slide show | David Paul Harris Gorbet, Annette M. Crowley, Vincent Teng-Wei Chun, Dennis Robert Austin, Paul O. Warrin | 2000-06-06 |