Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11209108 | Drain coupler with compressible seal | — | 2021-12-28 |
| 8925123 | Segmented drain systems | Reinhard H. Plank, Peter B. Plank, Sean P. Gerolimatos, Fernando Ricci, Michelangelo Ricci | 2015-01-06 |
| 8844068 | Shower drain adapter | — | 2014-09-30 |
| 8112827 | Shower drain adapter | Reinhard H. Plank, Peter B. Plank, Peter A. Nielsen, Sean P. Gerolimatos, Fernando Ricci +1 more | 2012-02-14 |
| 8060956 | Shower drain adapter | — | 2011-11-22 |
| 7992236 | Mock shower drain and associated methods | — | 2011-08-09 |
| 5027622 | Locking device for rods extending from merchandizing displays | J. Mel Hatch | 1991-07-02 |
| 5022430 | Drainage disk for protecting weep channels of masonry floor drain construction | — | 1991-06-11 |
| 4899512 | Spacer and fabric mesh reinforcement member for glass block masonry installation | — | 1990-02-13 |
| 4862668 | Spacers made of foamed polymeric material and method of using same in laying tile | — | 1989-09-05 |
| 4590731 | Tile reinforcing grid | — | 1986-05-27 |