Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5363427 | Telephone resource allocation method in a communication system | Terry G. Ekstrom, Patricia A. Ekstrom | 1994-11-08 |
| 5153904 | Radio communication controller for subscriber-requested calling code prefacing | Daniel J. McDonald | 1992-10-06 |