Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7535615 | Electrochromic element | Klaus Appelfeller, Thomas Hoeing, Christian Zilker | 2009-05-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7535615 | Electrochromic element | Klaus Appelfeller, Thomas Hoeing, Christian Zilker | 2009-05-19 |