Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10655775 | Expandable sockets for use with portable media players | David B. Barnett | 2020-05-19 |
| 10386009 | Expanding accessory for mobile electronic devices | David B. Barnett | 2019-08-20 |
| 10317005 | Expandable sockets for use with portable media players | David B. Barnett | 2019-06-11 |
| 10215329 | Expandable sockets for use with portable media players | David B. Barnett | 2019-02-26 |
| 10060573 | Expandable sockets for use with portable media players | David B. Barnett | 2018-08-28 |
| 10054259 | Expanding socket accessory for mobile electronic device | David B. Barnett | 2018-08-21 |
| 10030807 | Expandable sockets for use with portable media players | David B. Barnett | 2018-07-24 |
| 9970589 | Expandable sockets for use with portable media players | David B. Barnett | 2018-05-15 |
| 9958107 | Expandable sockets for use with portable media players | David B. Barnett | 2018-05-01 |