Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5357564 | Intelligent call screening in a virtual communications network | Alok Gupta, Monowar Hossain | 1994-10-18 |
| 5329581 | Target area calling system | Albert Friedes, Barbara I. Gaechter, Susan M. Zoccolillo | 1994-07-12 |
| 5311583 | International priority calling system with callback features | Albert Friedes, Diane R. Leighton, Walter Paul Zahray | 1994-05-10 |
| 5282243 | Recording of automatic number identification to identify lost customers | Hassan Dabbaghi, Robert Finberg, Albert Friedes, Lisa C. Giulianelli, Angela R. Gore +4 more | 1994-01-25 |