Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5903638 | Telecommunications system for international call routing using traffic allocation | William G. Welter, Jr., Louis G. Gottlieb, Emery J. Reistetter, Ronald J. Settele | 1999-05-11 |