Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7464889 | Mobile rock crushing plant | Mark Westerman, James D. Brock, Gary Heeszel, Robert Carnes | 2008-12-16 |
| 7143968 | Mobile rock crushing plant | James D. Brock, Gary Heeszel, Jeremiah West, Robert Carnes | 2006-12-05 |
| 6953121 | Vibrating screen | Benjamin J. Boyce | 2005-10-11 |
| 6935587 | Mobile rock crushing plant | James D. Brock, Gary Heeszel, Jeremiah West, Robert Carnes | 2005-08-30 |
| 6889846 | Hybrid screen | Bob Stafford, Kevin Prociw | 2005-05-10 |
| 6386375 | Lubrication system for vibrating flat screens | — | 2002-05-14 |