Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7722243 | Automatic drum rotation control concrete transit mixer truck | Charles P. Schumacher, Heinz Ulrich Worthmann, Robert Benjamin Durand, Carl Phillip Quist | 2010-05-25 |
| 6375432 | Pipeline air pocket detection system | Thomas M. Anderson | 2002-04-23 |
| 6351696 | Automatic leveling system for articulated boom | William F. Burch | 2002-02-26 |