Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 10941996 | Firearm obstructer and methods of operating same | John David Tradewell | 2021-03-09 | |
| 8132435 | Locking apparatus | John David Tradewell | 2012-03-13 | |
| 5175515 | Signal routing technique for electronic systems | Michael G. Abernathy, Angie M. Fletcher, Paul Santeler | 1992-12-29 | $45,475,000 |
| 4607823 | Apparatus for removing truck brake drum | — | 1986-08-26 |