Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9115742 | Pinned connections | Robert McClanahan, Robin K. Churchill | 2015-08-25 |
| 8469622 | Pinned connections | Robert McClanahan, Robin K. Churchill | 2013-06-25 |
| 7526886 | Wear assembly for an excavating bucket | Robert McClanahan, Phil Metschan | 2009-05-05 |
| 5690898 | Process for treating effluent from a supercritical water oxidation reactor | Charles M. Barnes | 1997-11-25 |
| 5205069 | High speed door assembly | — | 1993-04-27 |