Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6643358 | Telephone answering apparatus and method for confirming an acoustic command signal | — | 2003-11-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6643358 | Telephone answering apparatus and method for confirming an acoustic command signal | — | 2003-11-04 |