Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7999017 | Method for coloring building materials using a cationic pigment dispersion | Hans Rasmusen, Jorn R. Thorsson, James E. Moore, Charles W. Perry | 2011-08-16 |
| 7282263 | Method for coloring cellulosic materials using cationic pigment dispersion | Hans Rasmusen, Jorn R. Thorsson, James E. Moore, Charles W. Perry | 2007-10-16 |
| 6294013 | Polysaccharide pigment dispersions | D. Mark Ortlano, Lori Lewis, Christopher Joseph Vissing | 2001-09-25 |