Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9591148 | Detecting proximity of devices based on transmission of inaudible sound signatures in the speech band | Michael A. Ramalho | 2017-03-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9591148 | Detecting proximity of devices based on transmission of inaudible sound signatures in the speech band | Michael A. Ramalho | 2017-03-07 |