Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10941558 | Dwelling assembly | Brett A. Nelson, Steven E. Sukup, Bradley Allan Poppen, Charles E. Sukup | 2021-03-09 |
| 10423134 | Intermediate sump warning system | Graham Giddings, Elizabeth Brinkman, Randal L. Marcks, Charles E. Sukup | 2019-09-24 |
| 10301811 | Dwelling assembly | Brett A. Nelson, Steven E. Sukup, Bradley Allan Poppen, Charles E. Sukup | 2019-05-28 |
| D788904 | Vent assembly for a grain bin | John A. Hanig, Steven E. Sukup, Charles E. Sukup, Bradley Allan Poppen | 2017-06-06 |
| 8967936 | Sump clearing device | Charles E. Sukup | 2015-03-03 |
| 8684801 | Vent for a grain bin | — | 2014-04-01 |
| 8646221 | Dwelling assembly | Brett A. Nelson, Steven E. Sukup, Bradley Allan Poppen, Charles E. Sukup | 2014-02-11 |
| 8240062 | Unload rotor assembly for a grain dryer | — | 2012-08-14 |
| 8123452 | Pre-spread device for grain spreader | — | 2012-02-28 |
| 6851847 | Adjustable grain bin rail for grain stirring machines | — | 2005-02-08 |
| 6254329 | Sweep auger | Charles E. Sukup | 2001-07-03 |
| 6012985 | Method and means for coupling shafts | — | 2000-01-11 |
| 5735062 | Method and means for transporting, drying and unloading lightweight particulate material | — | 1998-04-07 |
| 5682829 | Apparatus for injecting liquid manure into the soil | — | 1997-11-04 |
| 5570954 | Carriage return apparatus for a grain stirring device having multiple stirrers | — | 1996-11-05 |
| 5520495 | Method and means for filling field planters from bulk seed containers | — | 1996-05-28 |
| 5496108 | Method and means for adding moisture to particulate material | — | 1996-03-05 |
| 5474380 | Method for adding moisture to particulate material | — | 1995-12-12 |
| 5255469 | Implement for the removal of insects or the like from plants | Charles E. Sukup, Steven E. Sukup | 1993-10-26 |
| 5214876 | Implement for the removal of insects or the like from upstanding plants | — | 1993-06-01 |
| RE33358 | Drying bin floor | — | 1990-10-02 |
| 4919642 | Rotary grain screener | Charles E. Sukup, Steven E. Sukup | 1990-04-24 |
| 4854719 | Grain stirring apparatus | — | 1989-08-08 |
| 4841701 | Drying bin floors | — | 1989-06-27 |
| 4836686 | Apparatus for stirring grain in rectangular bin regions | — | 1989-06-06 |