Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10480170 | Floor drain assembly and method | — | 2019-11-19 |
| 10401252 | Pneumatic plug clean-out tees | Dennis R. Young, Aaron Lorkowski, Paul R. Metcalfe, Scott E. Urban | 2019-09-03 |
| 10240333 | Backwater valve assembly and method | Dennis R. Young | 2019-03-26 |
| 10184238 | Floor drain assembly and method | — | 2019-01-22 |