Patents per Year
Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| D717642 | Bump stop | — | 2014-11-18 | |
| 7490678 | GPS controlled guidance system for farm tractor/implement combination | Marlin W. Unruh, Eugene H. Schmidt, Lee F. Nikkel, Lawrence E. Kuhlmann | 2009-02-17 | |
| 6685771 | Introducing an additive to portland cement | Lorraine Segala | 2004-02-03 | |
| 6564690 | Interface pallet assembly for a helicopter-based weapon system | — | 2003-05-20 | |
| 5732780 | Implement for making angled water retention depressions and mounds | Lee F. Nikkel, Eugene H. Schmidt | 1998-03-31 | |
| 5068249 | Aqueous ranitidine compositions stabilized with ethanol | — | 1991-11-26 | |
| 4220295 | Packaged strand | William A. Green, William M. Goodrich | 1980-09-02 | $5,886,000 |