Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6942420 | Ground covering elements of artificial stone material | Michael Schmitz | 2005-09-13 |
| 6898906 | Floor covering element consisting of artificial stone material and set of floor covering elements | — | 2005-05-31 |