Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5512884 | User requested communication resource allocation | Daniel J. McDonald | 1996-04-30 |
| 5287542 | Method to expand an audience in a communication system network | John W. Maher | 1994-02-15 |
| 5222248 | Call hand-off with user selectable site switching | Daniel J. McDonald, Thaddeus A. Kozlowski | 1993-06-22 |
| 5003629 | Arrangement for identifying subscribers | David J. Ness-Cohn, Lewis H. Rosenthal, Randy L. Ekl, Katherine B. Roane, David Bar-On | 1991-03-26 |