Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10946223 | Facemask nosecup retained by voicemitters | Judge W. Morgan, III, Jeffrey S. Vogus, Darin K. Thompson, Graham Peter Wilson, Carl Estcourt Tucker | 2021-03-16 |
| 10926114 | Removable battery cartridge for facemask | Darin K. Thompson, Graham Peter Wilson, Carl Estcourt Tucker | 2021-02-23 |