Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7959239 | Track assembly having wear inhibiting contact members | Mark S. Diekevers, Eric James Johannsen, Richard E. Livesay | 2011-06-14 |
| 7877977 | Master link for a track chain | Eric James Johannsen, Donovan S. Clarke, Jeffrey Nash, Jennifer A. Brooks, Roger L. Recker | 2011-02-01 |