Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6091773 | Data compression method and apparatus | — | 2000-07-18 |
| 5699479 | Tonality for perceptual audio compression based on loudness uncertainty | Jonathan B. Allen, Sean M. Dorward, James David Johnston | 1997-12-16 |
| 5682463 | Perceptual audio compression based on loudness uncertainty | Jonathan B. Allen, Deepen Sinha | 1997-10-28 |