Patents per Year
Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| D885876 | Retaining clip | Bobby Reese | 2020-06-02 | |
| D877606 | Retaining clip | Bobby Reese | 2020-03-10 | |
| 8002054 | Roof drill bit, roof drill bit body and hard cutting insert for roof drill bit | Chad A. Swope, Douglas E. Bise, Tod D. Hill | 2011-08-23 | |
| 7036890 | Core breaker for an earth strata cutting assembly | Tod D. Hill | 2006-05-02 | $11,292,000 |