Patents per Year
Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11273334 | Respirator mask with voice transmittal feature | Darin K. Thompson, Amy Elizabeth Quiring, Graham Peter Wilson, Carl Estcourt Tucker | 2022-03-15 |
| 11006814 | Stemware support/cup shelf for dishwasher | — | 2021-05-18 |
| 10918894 | Face seal for respirator mask | Darin K. Thompson, Amy Elizabeth Quiring, Graham Peter Wilson, Carl Escort Tucker, Christopher L. Ward +1 more | 2021-02-16 |
| 10105556 | Respirator filter interface | — | 2018-10-23 |
| 8979985 | Conformal split planar flow air purifying filter | Frank Ding, Michael Parham | 2015-03-17 |