Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7043853 | Kiln with process water evaporation system | C. Wayne Roberts, Harold Wayne Hankins, Karl H. Grubb, Joel S. Bridges, David E. Miles | 2006-05-16 |
| 5352275 | Method of producing hot mix asphalt | Robert H. Nath, Robert Erickson, John Wiley, Harry Hebard | 1994-10-04 |