Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7997659 | Rotary cutter for tunnel boring machine | Thomas E. Oertley, Gregory J. Kaufmann, Robert L. Meyer | 2011-08-16 |
| 6846051 | Joint assembly to resist galling | Michael S. Bottom, Thomas M. Hoefft, Jeff A. Jensen, Jason L. Kupferschmid, Eric A. Mathewson +2 more | 2005-01-25 |
| 6431008 | Method and apparatus for determining a slack-side tension of a track on an earthworking machine | Thomas E. Oertley, Jin Suzuki, Daniel L. Mikrut | 2002-08-13 |
| 5711586 | Track bushing assembly and method | Peter W. Anderton, Lawrence J. Cobb, Joseph Dale Groves | 1998-01-27 |
| 4564205 | Flexible step assembly | Vergil P. Hendrickson | 1986-01-14 |