Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8020706 | Fines removal apparatus and methods/systems regarding same | Richard F. Kiesel, Rodney L. Bleifuss | 2011-09-20 |
| 7939154 | Road and repair materials including magnetite and methods regarding same | Donald R. Fosnacht, Richard F. Kiesel, Lawrence M. Zanko, Tamara R. Diedrich | 2011-05-10 |