Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9574927 | Printed hydrostatic versatile multiple liquid level switch | — | 2017-02-21 |
| 8966973 | Low cost capacitive liquid level sensor | — | 2015-03-03 |
| 8776595 | Temperature compensated hydrostatic liquid level sensor | — | 2014-07-15 |
| 7661307 | Low manufacturing cost printed ink liquid level sensors | — | 2010-02-16 |
| 7021137 | Apparatus for rapidly measuring liquid levels and volume of groundwater within wells that eliminates cross contamination between wells | — | 2006-04-04 |
| 6829928 | Method of accurately gauging groundwater and nonaqueous phase liquid contaminants which eliminates cross contamination between wells | — | 2004-12-14 |