Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9580966 | All electric powered mobile jumbo drill machine | — | 2017-02-28 |
| 9170081 | All-electric powered ANFO vehicle | — | 2015-10-27 |
| 7303238 | Mine scaling vehicle | David H. Remus | 2007-12-04 |
| 7053568 | Battery-powered vehicle with AC driven traction and pump motors for mining applications | — | 2006-05-30 |