Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6898274 | Method and apparatus for adaptive time-based call routing in a communications system | Walter Bruce Galt, Roy Sells | 2005-05-24 |
| 5793857 | Method of using dynamic database to improve telephone number portability | Stephen Barnes, Ronald Schwartz, Krishnamurthy Giridharagopal | 1998-08-11 |