Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10834576 | Methods for provisioning universal integrated circuit cards | Walter Cooper Chastain, Clifton Ashman Campbell, Stephen Emille Chin, David Harber, David K. Smith +1 more | 2020-11-10 |
| 10681534 | Methods for provisioning universal integrated circuit cards | Walter Cooper Chastain, Clifton Ashman Campbell, Stephen Emille Chin, David Harber, David K. Smith +1 more | 2020-06-09 |
| 10574826 | Visual voicemail method for managing deleted messages | Michael Robert Zubas, William Joseph Sigmund | 2020-02-25 |