Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8721761 | Abrasion resistant composition | Christopher A. Barnes, Stephen L. Henderson | 2014-05-13 |
| 8678522 | Abrasion resistant track shoe grouser | Mark S. Diekevers, Curt D. Afdahi, Kevin L. Steiner, Christopher A. Barnes | 2014-03-25 |
| 8424980 | Abrasion resistant track shoe grouser | Mark S. Diekevers, Curt D. Afdahl, Kevin L. Steiner, Christopher A. Barnes | 2013-04-23 |