Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5976717 | Coating comprising a photochromic material, a method for its production as well as its use | Karl Holdik, Clemens S. Bechinger, Paul Leiderer | 1999-11-02 |
EW
Eckehard Wirth
Overall (All Time): #3,665,784 of 4,157,543Top 90%
1
Patents All Time