Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12098020 | Safety grain bin door latch system | Connor Lee West, Andrew Joseph Sauerbrei, Bradley Allan Poppen, David Jay Brownmiller, Steve Sukup | 2024-09-24 |
| 11111074 | Safety grain bin door latch system | Connor Lee West, Andrew Joseph Sauerbrei, Bradley Allan Poppen, David Jay Brownmiller | 2021-09-07 |
| 10907373 | Double end stud bolt and method of use | Bradley Allan Poppen | 2021-02-02 |
| 10407935 | Double end stud bolt and method of use | Bradley Allan Poppen | 2019-09-10 |
| 9834979 | Arcuate drive through bin door assembly | Tun Ge, Bradley Allan Poppen | 2017-12-05 |
| D788904 | Vent assembly for a grain bin | Steven E. Sukup, Eugene G. Sukup, Charles E. Sukup, Bradley Allan Poppen | 2017-06-06 |
| 8516769 | Stiffener and base assembly for a grain bin | Steven E. Sukup | 2013-08-27 |
| 8291664 | Laminated splice plate for a grain bin | — | 2012-10-23 |
| 8123260 | Latching device for a grain bin door | Randal L. Marcks, Charles E. Sukup | 2012-02-28 |
| 7654048 | Grain bin roof ring mounting bracket | Charles E. Sukup | 2010-02-02 |
| 7025555 | Sweep auger with drive assembly | — | 2006-04-11 |
| 6948902 | Carrier wheel assembly for sweep auger | — | 2005-09-27 |
| 6941712 | Mounting bracket for grain bin | Steven E. Sukup | 2005-09-13 |
| 6360451 | Crossover grain conduits for stack dryers | — | 2002-03-26 |
| 5992044 | Method and apparatus for drying grain | — | 1999-11-30 |
| 5107644 | Floor support system | Charles E. Sukup, Steven E. Sukup | 1992-04-28 |
| 4974683 | Ridge tillage attachment for planters | Edward H. Smit, Steven E. Sukup, James D. Tuttle | 1990-12-04 |
| 4905770 | Shield assembly for a cultivator | — | 1990-03-06 |