Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9816259 | Water tank system for toilet | Billy Jack Ahola, Lawrence Westphal, Peter W. Swart, Mark E. Baumgartner, Lawrence E. Duwell +3 more | 2017-11-14 |
| 9664553 | Float-based sensor system and method for measuring fluid level | — | 2017-05-30 |