Issued Patents All Time
Showing 1–25 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6726136 | Waste treatment plant | Royce Nelson, Eric B. Hawkins, Rick Wood, Ronald R. Mercer | 2004-04-27 |
| 6446887 | Portable medical waste plant | Royce Nelson, Eric B. Hawkins, Rick Wood, Ronald R. Mercer | 2002-09-10 |
| 6340240 | Drum mixer having isolated aggregate transport channels | Jianmin Zhang | 2002-01-22 |
| 6267493 | Drum mixer having a plurality of isolated aggregate transport channels | Jianmin Zhang | 2001-07-31 |
| 6110430 | Decontamination plant including an indirectly heated desorption system | Jerry R. Collette, Jianmin Zhang | 2000-08-29 |
| 5639181 | Construction machine having compression-memory solid rubber tires | — | 1997-06-17 |
| 5588776 | Paving machine having automatic metering screed control | John F. Phillips | 1996-12-31 |
| 5558432 | Drum mixer having a combined heating/mixing zone with aggregate entry at both ends | — | 1996-09-24 |
| 5529434 | Paving material machine having hopper capacity and compensating tunnel capacity | — | 1996-06-25 |
| D370917 | Track mounted paving material machine with tunnel | — | 1996-06-18 |
| 5452966 | Paving material machine having a tunnel with automatic gate control | — | 1995-09-26 |
| D362449 | Paving material machine with tunnel | — | 1995-09-19 |
| 5425923 | Thermal soil remediation system | Jerry R. Collette | 1995-06-20 |
| 5405212 | Paving machine with drop-then-stop dowel bar insertion | Don W. Smith | 1995-04-11 |
| 5405421 | Gas stream filtering system using filtered gas for reverse flow cleaning | — | 1995-04-11 |
| 5397177 | Asphalt production plant having a two-burner dryer with increased exhaust capacity | — | 1995-03-14 |
| 5383725 | Asphalt/dust/rubber processing equipment | Stuart W. Murray | 1995-01-24 |
| 5383743 | Vehicle having a drive train with two shock-absorbing couplings | — | 1995-01-24 |
| 5378081 | Milling machine with front-mounted cutter | — | 1995-01-03 |
| 5354147 | Pulverizing machine having a cutter assembly towed in both forward and reverse directions | — | 1994-10-11 |
| 5342124 | Mixer having blades arranged in a discontinuous helical pattern | — | 1994-08-30 |
| 5326214 | Method and apparatus for handling a cutter or the like | — | 1994-07-05 |
| 5318377 | Paving machine with midline dowel bar insertion | Don W. Smith | 1994-06-07 |
| 5209563 | Dust return system | Stuart W. Murray | 1993-05-11 |
| 5201839 | Countercurrent drum mixer with second heat source | — | 1993-04-13 |