Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11174982 | Deployable prop | Donald Ray Brown, Thomas J. Harvey, Toby J. Harvey | 2021-11-16 |
| 10947169 | Deployable explosive charge structure | Donald Ray Brown, Darby William McDermott-Brown | 2021-03-16 |