Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6639972 | Method for screening active voice mail messages | Joseph M. Cannon, James A. Johnason, Philip D. Mooney | 2003-10-28 |
| 6529587 | Method for screening active voice mail messages | Joseph M. Cannon, James A. Johanson, Philip D. Mooney | 2003-03-04 |