| 9347755 |
Non-energetics based detonator |
Roger F. Backhus, Jerome A. Klein, Ronald L. Loeser, Jason E. Paugh, Walter G. VanCleave, III +1 more |
2016-05-24 |
| 8746144 |
Electronic detonator system |
Ronald L. Loeser, Roger F. Backhus |
2014-06-10 |
| 8661978 |
Non-energetics based detonator |
Roger F. Backhus, Jerome A. Klein, Ronald L. Loeser, Jason E. Paugh, Walter G. VanCleave, III +1 more |
2014-03-04 |
| 8611187 |
Miner acoustic communication and location system |
Frank J. Bis, James J. Reuther, Walter G. VanCleave, III |
2013-12-17 |
| 8469781 |
Mine barrier survival system |
James J. Reuther, Frank J. Bis, James M. Gant, James T. Worthington, II |
2013-06-25 |
| 8468944 |
Electronic detonator system |
Ronald L. Loeser, Roger F. Backhus |
2013-06-25 |
| 8100479 |
Miner acoustic communication and location system |
Frank J. Bis, James J. Reuther, Walter G. VanCleave, III |
2012-01-24 |
| 7555986 |
Thermite charge |
Jerome A. Klein, Thomas Earl Burky, James J. Reuther |
2009-07-07 |
| 5798477 |
Explosive cartridge assembly for presplitting rock |
Greg Williams |
1998-08-25 |