Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE49376 | Photovoltaic power plant | Frerk Haase | 2023-01-17 |
| 10778005 | Photovoltaic power plant | Frerk Haase | 2020-09-15 |
| 9287712 | Photovoltaic power plant | Haase Frerk | 2016-03-15 |
| 6628014 | Cable voltage drop compensation in an electric power supply system | — | 2003-09-30 |
| 5045021 | Method of thermal treatment and an apparatus for carrying out the method | — | 1991-09-03 |