Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7472269 | System and method for strong authentication achieved in a single round trip | Charles E. Perkins | 2008-12-30 |
| 7099326 | System and method for fast GPRS for IPv6 communications | Hannu Flinck, Charles E. Perkins | 2006-08-29 |