Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8142682 | Cholesteric multi-layers | Adolf Gurtner | 2012-03-27 |
| 7794620 | Cholesteric monolayers and monolayer pigments with particular properties, their production and use | Adolf Gurtner | 2010-09-14 |
| 6423246 | Thermostable pigments, films and effect coatings, and mixtures for their production | Jurgen Kupfer, Franz-Heinrich Kreuzer | 2002-07-23 |