Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7726905 | Asphalt reconditioning machine | David R. Hall, Timothy C. Duke | 2010-06-01 |
| 7641418 | Method for depositing pavement rejuvenation material into a layer of aggregate | David R. Hall, Timothy C. Duke, Cordin DARANGA | 2010-01-05 |
| 7588388 | Paved surface reconditioning system | David R. Hall, Timothy C. Duke, Codrin Daranga | 2009-09-15 |
| 7458645 | Milling machine with cleaning moldboard | David R. Hall, Timothy C. Duke, Joe Fox, Tyson J. Wilde | 2008-12-02 |