Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7853820 | System and method for detecting a faulty object in a system | John A. Gunnels, Fred Gehrung Gustavson | 2010-12-14 |
| 7506196 | System and method for detecting a faulty object in a system | John A. Gunnels, Fred Gehrung Gustavson | 2009-03-17 |
| 5092819 | Method and apparatus for qualitatively measuring characteristics of grain to be harvested | Michael Schroeder, Charles C. Shivvers, Steven D. Shivvers, Carl C. Shivvers, Ronald L. McCaslen | 1992-03-03 |