| 11396734 |
Trenching system with hydraulically adjustable hub |
Cody L. Sewell, Michael C. Ruhl, David R. Bazzell, Steven P. Seabolt, Andrew A. Schuermann |
2022-07-26 |
| D930713 |
Vacuum excavator hose handle |
Cole J. Rush |
2021-09-14 |
| 10844574 |
Mobile vacuum system |
David A. Bural, Levi J. Krutzfeldt, L. Shane Ingram |
2020-11-24 |
| 10435092 |
Track tensioner |
— |
2019-10-08 |
| 10422107 |
Trenching system with hydraulically adjustable hub |
Cody L. Sewell, Michael C. Ruhl, David R. Bazzell, Steven P. Seabolt, Andrew A. Schuermann |
2019-09-24 |
| 10378179 |
Trenching system |
Michael C. Ruhl, David R. Bazzell, Steven P. Seabolt, Andrew A. Schuermann |
2019-08-13 |
| 9752301 |
Trenching system |
Michael C. Ruhl, David R. Bazzell, Steven P. Seabolt, Andrew S. Schuermann |
2017-09-05 |
| 9695573 |
Trenching system with hydraulically adjustable hub |
Cody L. Sewell, Michael C. Ruhl, David R. Bazzell, Steven P. Seabolt, Andrew A. Schuermann |
2017-07-04 |
| 8806784 |
Trenching system |
Michael C. Ruhl, David R. Bazzell, Steven P. Seabolt, Andrew S. Schuermann |
2014-08-19 |
| 8375605 |
Trenching system |
Michael C. Ruhl, David R. Bazzell, Steven P. Seabolt, Andrew A. Schuermann |
2013-02-19 |
| D640291 |
Conical cutting element |
L. Shane Ingram, Michael C. Walgren |
2011-06-21 |
| D640292 |
Micro-trenching blade |
L. Shane Ingram, Michael C. Walgren |
2011-06-21 |
| D640290 |
Micro-trenching blade |
L. Shane Ingram, Michael C. Walgren |
2011-06-21 |