Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D549755 | Product distributor | Gary W. Wietgrefe, David G. Struxness, Leland J. Erickson, Jarud H. Hoefker, Zachary B. Johnson +6 more | 2007-08-28 |
| 7191965 | Material spreader and method for using same | Benjamin R. Neier, Rodney R. Neier, Gregory R. Reimer, David J. Brouwer, Luke D. Prouty +9 more | 2007-03-20 |
| 7172137 | Material spreader and method for using same | Benjamin R. Neier, Rodney R. Neier, Gregory R. Reimer, David J. Brouwer, Luke D. Prouty +8 more | 2007-02-06 |