Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9822640 | Launch vehicle with a tilt deck for highwall mining | — | 2017-11-21 |
| 8573705 | Mining apparatus with precision navigation system | Ian T. Carr | 2013-11-05 |
| 7931341 | Narrow bench mining system | Ian T. Carr | 2011-04-26 |
| 5964507 | Transmission gearcase for multiple cutting heads | Jon C. Blackstock, Ian T. Carr | 1999-10-12 |
| 5720527 | Continuous highwall mining machine with armless conveyor | John J. Sartaine, Ian T. Carr, Jon C. Blackstock | 1998-02-24 |
| 5553926 | Self-propelled mining apparatus and method for cutting arched opening | Jon C. Blackstock, Ian T. Carr | 1996-09-10 |
| 5522647 | Continuous highwall mining machine with armless conveyor | John J. Sartaine, Jon C. Blackstock, Ian T. Carr | 1996-06-04 |
| 5104194 | Continuous miner with improved duct system and method of increasing duct cross section | Maurice K. LeBegue, Clarence H. Woodford, II, Leonard M. Sanders | 1992-04-14 |