Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6641276 | Illuminating device | Heinz Ziorn, Johann Stark, Raimund Fritzl | 2003-11-04 |
| 6563625 | Electrochromic glass component | Wolfgang Athenstaedt, Heinz Zorn, Thomas Soczka-Guth | 2003-05-13 |