Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10524107 | Emergency call service backup using device user plane communications | Brent Gross, Sushain Pandit, Guenter A. Sauter, Charles D. Wolfson, Frederick L. White | 2019-12-31 |
| 10375556 | Emergency call service backup using device user plane communications | Brent Gross, Sushain Pandit, Guenter A. Sauter, Charles D. Wolfson, Frederick L. White | 2019-08-06 |
| 10356240 | Caller location determination systems and methods | Frederick L. White | 2019-07-16 |
| 10051119 | Caller location determination systems and methods | Frederick L. White, Raymond J. Penn, Jonathan Aubrey Harmer, William R. Whitehurst | 2018-08-14 |
| 9807581 | Text message sender location and PSAP determination systems and methods | Frederick L. White, Jonathan Aubrey Harmer, Raymond J. Penn | 2017-10-31 |
| 9693213 | Caller location and PSAP determination systems and methods | Frederick L. White | 2017-06-27 |
| 9544750 | Caller location determination systems and methods | Frederick L. White | 2017-01-10 |
| 9402159 | Caller location determination systems and methods | Frederick L. White | 2016-07-26 |
| 4911389 | Instrument bracket assembly | — | 1990-03-27 |