Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5590186 | System and method for redirecting a telephone call with call merging | Frank Y. Liao, Antoinette Rule, Rise J. Frankel, Thomas W. Blickle | 1996-12-31 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5590186 | System and method for redirecting a telephone call with call merging | Frank Y. Liao, Antoinette Rule, Rise J. Frankel, Thomas W. Blickle | 1996-12-31 |