Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D661323 | Tractor hood | Ryan M. Krogh, William E. Crookes, Thomas C. Boe | 2012-06-05 |
| D620503 | Tractor hood | Ryan M. Krogh, William E. Crookes, Thomas C. Boe, David P. Heisterkamp | 2010-07-27 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D661323 | Tractor hood | Ryan M. Krogh, William E. Crookes, Thomas C. Boe | 2012-06-05 |
| D620503 | Tractor hood | Ryan M. Krogh, William E. Crookes, Thomas C. Boe, David P. Heisterkamp | 2010-07-27 |