Issued Patents All Time
Showing 51–54 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6633632 | Method and apparatus for detecting the number of speakers on a call | John Bruce Harlow, Bruce D. Wycherley | 2003-10-14 |
| 6553100 | Intelligent alerting systems | Jennifer H. Chen, Jerry A. Leger | 2003-04-22 |
| 6442265 | Method for detecting and reducing fraudulent telephone calls | John Bruce Harlow | 2002-08-27 |
| 6418210 | Method and apparatus for providing information between a calling network and a called network | — | 2002-07-09 |