Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11529658 | Fluid pump having self-cleaning air inlet structure | John F. Schaupp, Donald Lee Schultz | 2022-12-20 |
| 11448238 | Pneumatic landfill pump cycle counter | Steven R. Wells, William C. Allen, Mark T. Weinberger, John F. Schaupp, David Fischer +1 more | 2022-09-20 |