Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6375386 | Method of remixing hot mix asphalt material in an asphalt paver and a mat of asphalt material having uniform aggregate distribution made by the same | John A. Trygg | 2002-04-23 |
| 6099205 | Asphalt paver with remixing conveyer system | John A. Trygg | 2000-08-08 |
| 6071040 | Additive injection device for paving machines | John A. Trygg, William Barth Burgett | 2000-06-06 |
| 6007272 | Asphalt paver with remixing conveyor system | John A. Trygg | 1999-12-28 |
| 5702201 | Method for compensating differential compaction in an asphalt paving mat | Alan W. Boyles | 1997-12-30 |
| 5599134 | Asphalt paver with compaction compensating system | Alan W. Boyles | 1997-02-04 |
| 5511900 | Reversible handedness screed control device | — | 1996-04-30 |
| 5401115 | Paver with material supply and mat grade and slope quality control apparatus and method | Joseph E. Musil | 1995-03-28 |
| 5356238 | Paver with material supply and mat grade and slope quality control apparatus and method | Joseph E. Musil | 1994-10-18 |