Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9160006 | Chemically treated current collector foil made of aluminium or an aluminium alloy | Ulrich Hampel, Volker Denkmann, Andreas Siemen, Kathrin Eckhard, Wilhelm Schenkel +1 more | 2015-10-13 |
| 8844135 | Method for manufacturing a trough mirror for solar trough | Volker Denkmann, Wilhelm Schenkel, Andreas Siemen, Ulrich Hampel | 2014-09-30 |