Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10767318 | Robotically-controlled laser cladding process for repair of worn and/or damaged railway structures | Paul Lindemulder, John M. Haake | 2020-09-08 |
| 8651393 | Repair insert for repairing metallic structure | Shane A. Mayhill, David P. Workman | 2014-02-18 |
| 7520415 | Method of repairing a rail | Shane A. Mayhill, Matthew Q. Johnson, Mark E. Rovnyak, Daniel Coomer | 2009-04-21 |
| 6787726 | Rail welding apparatus incorporating rail restraining device, weld containment device, and weld delivery unit | Richard Thelen | 2004-09-07 |
| 6396020 | Rail welding apparatus incorporating rail restraining device, weld containment device and weld delivery unit | Richard Thelen | 2002-05-28 |