Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11118338 | Plumbing fixtures with insert-molded components | Mark W. Schibur | 2021-09-14 |
| 11111663 | Urinal with trapway connection system | Keith E. Muellenbach | 2021-09-07 |
| 11047122 | Toilet with vitreous china flush engine and polymeric outer structure | Mark W. Schibur, Clayton C. Garrels | 2021-06-29 |
| 10961694 | Toilet with efficient water flow path | Clayton C. Garrels, Randal S. Graskamp | 2021-03-30 |