Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8147233 | Apparatus for highly controlled color distribution in mass produced concrete products | James Grossi, Robert Van Baarsel, Arjan Kemp, Bernhard Veerkamp | 2012-04-03 |
| 7572048 | Apparatus for highly controlled color distribution in mass produced concrete products | James Grossi, Robert Van Baarsel, Arjan Kemp, Bernhard Veerkamp | 2009-08-11 |
| D486245 | Concrete paving stone and concrete paving stones | — | 2004-02-03 |