Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10331365 | Accessing a serial number of a removable non-volatile memory device | Robert D. Widergren, Eric Hamilton | 2019-06-25 |
| 9552855 | Accessing a serial number of a removable non-volatile memory device | Robert D. Widergren, Eric Hamilton | 2017-01-24 |
| 7969967 | Number portability for an IMS network | Subhashish Ghosh, Vickie Lynn Kolka, Martin van Leeuwen | 2011-06-28 |
| 4951139 | Computer-based video compression system | Eric Hamilton, Jeffrey Brooks Widergren | 1990-08-21 |
| 4897717 | Computer-based video compression system | Eric Hamilton, Jeffrey Brooks Widergren | 1990-01-30 |