Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10106970 | Tileable drain systems and related methods | Reinhard H. Plank | 2018-10-23 |
| 8925123 | Segmented drain systems | Lonnie C. DeGooyer, Reinhard H. Plank, Peter B. Plank, Fernando Ricci, Michelangelo Ricci | 2015-01-06 |
| 8112827 | Shower drain adapter | Lonnie C. DeGooyer, Reinhard H. Plank, Peter B. Plank, Peter A. Nielsen, Fernando Ricci +1 more | 2012-02-14 |
| D593641 | Adapter ring | Reinhard H. Plank, Peter B. Plank, Peter A. Nielsen, Fernando Ricci, Michelangelo Ricci | 2009-06-02 |