Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8678303 | Wattmeter circuit for operating a grinder pump assembly to inhibit operating under run dry or blocked conditions | — | 2014-03-25 |
| 8074911 | Wireless liquid level sensing assemblies and grinder pump assemblies employing the same | Clark A. Henry, George A. Earle, III, Keith Abatto | 2011-12-13 |
| 7075425 | Apparatus and method for monitoring sewer system operation | Clark A. Henry, William J. Antalek, Elwood L. Morrell, Jr., John Koegler, Sharon G. Salvi | 2006-07-11 |
| 6894212 | Wrist musical instrument tuner | — | 2005-05-17 |
| 6761067 | Scanning capacitive array sensor and method | — | 2004-07-13 |