Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10052958 | Overhead power grid for mobile mining machines | Garrett L. Lowman, Andrew W. Struthers | 2018-08-21 |
| 9662660 | Mobile sizer with integrated load bucket | Andrew W. Struthers | 2017-05-30 |
| 9623755 | Overhead power grid for mobile mining machines | Garrett L. Lowman, Andrew W. Struthers | 2017-04-18 |
| 9283866 | Overhead power grid for mobile mining machines | Garrett L. Lowman, Andrew W. Struthers | 2016-03-15 |
| 9096389 | Advancing longwall system for surface mining | Brad Neilson, Michael S. Adamczyk, Peter M. Dalton | 2015-08-04 |
| 9056558 | Overhead power grid for mobile mining machines | Garrett L. Lowman, Andrew W. Struthers | 2015-06-16 |
| 8985704 | Continuous-extraction mining system | David Kevin Herdle, Tyler Good | 2015-03-24 |
| 8985703 | Continuous-extraction mining system | — | 2015-03-24 |
| 8919999 | Flat panel light with clear potting material | Gregory S. McFarland | 2014-12-30 |
| 8770373 | Conveyor system for continuous surface mining | Brad Neilson, Michael S. Adamczyk | 2014-07-08 |
| 8672415 | Advancing longwall system for surface mining | Brad Neilson, Michael S. Adamczyk, Peter M. Dalton | 2014-03-18 |
| 8511756 | Continuous surface mining system | Brad Neilson, Ted Doheny, Michael S. Adamczyk, Jez Leeming | 2013-08-20 |
| 8400342 | Explosion proof electro-mechanical joystick | Garrett L. Lowman | 2013-03-19 |
| 8322795 | Miner cutting bit holding apparatus | Peter P. Chandler | 2012-12-04 |
| 8235470 | Cutter head containing its motors and gearcase | Garrett L. Lowman | 2012-08-07 |
| 8186764 | Noise reduced continuous miner | Randall F. Johnson | 2012-05-29 |
| 5795032 | Mining machine with multiple propulsion members | — | 1998-08-18 |
| 5692807 | Highwall mining apparatus | — | 1997-12-02 |
| 5169772 | Large scale method for purification of high purity heparinase from flavobacterium heparinum | Charles L. Cooney | 1992-12-08 |
| 5026218 | Temporary roof support cylinder | — | 1991-06-25 |