Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10787799 | Shower and speaker assembly | Kenneth Scott Hanna, Michael James Soetaert, Keith Scott Ruh | 2020-09-29 |
| 10655313 | Grey water toilet | Clayton C. Garrels, Randy S. Graskamp | 2020-05-19 |
| 10544574 | Clean toilet and accessories | Clayton C. Garrels, Peter W. Denzin | 2020-01-28 |