Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |