Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6479142 | Outdoor advertising system | Robert R. Condon, Bruno Mueller, Elmar Paul Johannes Klameth | 2002-11-12 |
| 6350823 | Pavement marking composition | Anja Christina Rohmann | 2002-02-26 |
| 6340719 | Crosslinking process | Andreas Graichen | 2002-01-22 |