Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8282729 | Transparent goniochromatic multilayer effect pigment | Curtis J. Zimmermann | 2012-10-09 |
| 8088214 | Transparent goniochromatic multilayer effect pigment | Curtis J. Zimmermann | 2012-01-03 |
| 8083846 | Color effect materials and production thereof | Curtis J. Zimmermann, James D. Christie, Vivian K. Doxey | 2011-12-27 |
| 7993443 | Multilayer effect pigment | Curtis J. Zimmermann | 2011-08-09 |
| 7993444 | Multi-layer effect pigment | Curtis J. Zimmermann | 2011-08-09 |
| 6875264 | Multi-layer effect pigment | Curtis J. Zimmermann | 2005-04-05 |
| 6821333 | Color effect materials and production thereof | Curtis J. Zimmermann, James D. Christie, Vivian K. Doxey | 2004-11-23 |
| 6582764 | Hybrid inorganic/organic color effect materials and production thereof | Curtis J. Zimmermann | 2003-06-24 |
| 6533858 | Effect pigments with improved colorant adhesion | Deborah Cacace | 2003-03-18 |
| 6517939 | Noble metal coated substrate pigments | Ahmad Moini, Alfred E. Kober, Curtis J. Zimmermann | 2003-02-11 |
| 6475273 | Color effect materials and production thereof | Curtis J. Zimmermann, Vivian K. Doxey | 2002-11-05 |
| 6440208 | Alloy color effect materials and production thereof | James D. Christie, Curtis J. Zimmermann | 2002-08-27 |
| 6325847 | Precious metal color effect materials and production thereof | James D. Christie, William J. Sullivan, Curtis J. Zimmermann | 2001-12-04 |