Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9406305 | Messaging by writing an image into a spectrogram | — | 2016-08-02 |
| 9305559 | Audio watermark encoding with reversing polarity and pairwise embedding | Ravi K. Sharma, Brett A. Bradley, Shankar Thagadur Shivappa, David A. Cushman | 2016-04-05 |