Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10526028 | Crawler track | — | 2020-01-07 |
| 10422222 | Service tool for cutting bit assembly | Randy W. Arnold | 2019-09-24 |
| 10179618 | Crawler track | — | 2019-01-15 |
| 10150617 | Sound dampening conveyor chain flight | — | 2018-12-11 |
| 10053983 | Cutting bit assembly | Randy W. Arnold | 2018-08-21 |
| 10000247 | Crawler track | — | 2018-06-19 |
| 9995137 | Service tool for cutting bit assembly | Randy W. Arnold | 2018-06-12 |
| 9834383 | Sound dampening conveyor chain flight | — | 2017-12-05 |
| 9765618 | Cutting bit assembly | Randy W. Arnold | 2017-09-19 |
| 9650091 | Crawler track | — | 2017-05-16 |
| 9577491 | Starter motor including a removable solenoid tower | Joo-Mok Jung, Jason Ryan, Matt Zider, Randall Masters | 2017-02-21 |
| 9475644 | Sound dampening conveyor chain flight | — | 2016-10-25 |
| 9415939 | Chain and flight conveyor | Randy W. Arnold, James Krellner | 2016-08-16 |
| 9194230 | Slow turning drum for a miner | — | 2015-11-24 |
| 8978877 | Sound dampening conveyor chain flight | — | 2015-03-17 |
| 8960809 | Continuous miner mid-conveyor drive | — | 2015-02-24 |
| 8950571 | Chain and flight conveyor | — | 2015-02-10 |
| 8899693 | Material guide assembly | Josh Lutz | 2014-12-02 |
| 8740314 | Bit holding system with an opening for removal of broken bits | — | 2014-06-03 |
| 8628147 | Continuous miner center drum with offset split surfaces | — | 2014-01-14 |
| 8608250 | Slow turning drum for a miner | — | 2013-12-17 |
| 8511757 | Core breaker for a mining machine | — | 2013-08-20 |
| 8177049 | Chain and flight conveyor | — | 2012-05-15 |
| 8141696 | Replaceable sound dampening conveyor chain flight | — | 2012-03-27 |
| 6764141 | Rear mounted bit holder water spray | — | 2004-07-20 |