Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7376557 | Method and apparatus of overlapping and summing speech for an output that disrupts speech | Daniel Mapes-Riordan, William DeKruif | 2008-05-20 |
| 7363227 | Disruption of speech understanding by adding a privacy sound thereto | Daniel Mapes-Riordan, William DeKruif | 2008-04-22 |