Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4707561 | Photovoltaic cell and method for its fabrication | Gert Hewig, Jorg Worner, Hans-Werner Schock | 1987-11-17 |
| 4612410 | Contact system for thin film solar cells | Gert Hewig, Hans Huschka, Jorg Worner | 1986-09-16 |