Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |