Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10647463 | Bale processor and binding remover | Curtis J. Steenhoek, Matthew William Dykema, Brian M. Johnson, Gary D. Moffet, Jay C. Van Roekel +2 more | 2020-05-12 |
| 9186683 | Apparatus for comminuting fibrous materials | Tadahiro Hongo, Peilin Yang, Scott Rempe | 2015-11-17 |
| 7448567 | Apparatus and method for supporting and retaining a hammer and cutter | Keith Roozeboom | 2008-11-11 |
| 7441719 | Mill box for materials grinder | Frederick H. Lucas, Duane Harthoorn | 2008-10-28 |
| 7213779 | Rotary grinder apparatus and method | Keith Roozeboom, Duane R. De Boef | 2007-05-08 |
| 7204442 | Apparatus and method for supporting and retaining a hammer and cutter | Keith Roozeboom | 2007-04-17 |
| 6978955 | Mill box for materials grinder | Frederick H. Lucas, Duane Harthoorn | 2005-12-27 |
| 6843435 | Mill box for materials grinder | Frederick H. Lucas, Duane Harthoorn | 2005-01-18 |
| 6840471 | Rotary grinder apparatus and method | Keith Roozeboom, Duane R. De Boef | 2005-01-11 |
| 6422495 | Rotary grinder apparatus and method | Duane R. De Boef, Keith Roozeboom | 2002-07-23 |