Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6560331 | System and method for precise DTMF signal detection | Todor Cooklev | 2003-05-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6560331 | System and method for precise DTMF signal detection | Todor Cooklev | 2003-05-06 |