Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12376527 | Concave with adjustable openings | Andrew J. Theisen, Keith A. Johnson, Neal J. Stoffel | 2025-08-05 |
| 12016270 | Concave with adjustable openings | Andrew J. Theisen, Keith A. Johnson, Neal J. Stoffel | 2024-06-25 |
| 11497171 | Concave with adjustable openings | Andrew J. Theisen, Keith A. Johnson, Neal J. Stoffel | 2022-11-15 |
| 7950264 | Disposable measurement arrangement and method of testing and/or calibrating it | Daniel Klees, Mike Yitref | 2011-05-31 |
| 7296482 | Flowmeter | Dean Sylvia | 2007-11-20 |