Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7737355 | Electrical junction and joint box for a solar cell module | Udo Nieleck, Dirk Quardt, Friedel Wasserfuhr | 2010-06-15 |
| 7530837 | Electrical junction box for a solar cell module | Udo Nieleck, Dirk Quardt, Friedel Wasserfuhr, Wieland Schmidt, Holger Spelsberg | 2009-05-12 |