Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11692433 | Fluid level monitoring system and method incorporating pressure sensor system having inflatable/collapsible bag | William C. Allen | 2023-07-04 |
| 11603866 | Landfill well pump | Steven R. Wells | 2023-03-14 |
| 11560786 | Liquid level sensor system | David Fischer, Leonard Felton Stevens-Moman, William C. Allen | 2023-01-24 |