Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8095127 | Subscriber management and accounting using event detection in a wireless device | Thomas Erskine, Kenneth Sonberg | 2012-01-10 |
| 7418252 | Subscriber management and accounting using event detection in a wireless device | Thomas Erskine, Kenneth Sonberg | 2008-08-26 |
| 7218912 | Method and system for providing supervisory control over wireless phone usage | Thomas Erskine, Kenneth Sonberg | 2007-05-15 |
| 7206569 | Method and system for providing supervisory control over wireless phone usage | Thomas Erskine, Kenneth Sonberg | 2007-04-17 |
| 7197321 | Method and system for providing supervisory control over wireless phone usage | Thomas Erskine, Kenneth Sonberg | 2007-03-27 |
| 6816721 | System and method of purchasing products and services using prepaid wireless communications services account | — | 2004-11-09 |