Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6273938 | Channel flow filter | Dan L. Fanselow, Roberto Moreno, Michele H. Kelley | 2001-08-14 |
| 6181927 | Sponsored call and cell service | James Brian Welling, Jr., Sima Chiniwala, Stewart H. Maxwell, Anatoly Vaserfirer | 2001-01-30 |
| 6175622 | Virtual private network for a telephone network | Sima Chiniwala, James Brian Welling, Jr., Stewart H. Maxwell, Anatoly Vaserfirer | 2001-01-16 |
| 5996025 | Network transparent access framework for multimedia serving | Michael Norman Day, Peggy PakFan Dixon, Lance W. Russell, Danling Shi, Richard Lee Verburg +2 more | 1999-11-30 |