Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11180910 | Toilet with non-vitreous flush engine | Billy Jack Ahola, Andrew L. Smith, Mark E. Baumgartner, Tobin J. Vetting, Lawrence E. Duwell +1 more | 2021-11-23 |
| 11028567 | Plumbing fixture with drain-casted jet orifice | Andrew L. Smith, Lawrence E. Duwell, Billy Jack Ahola, Peter W. Swart, Scott R. Krebs | 2021-06-08 |