Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6035850 | Concentrator for focusing solar radiation | Frank Deidewig, Manfred Boehmer | 2000-03-14 |
| 6003508 | Solar receiver | Bernhard Hoffschmidt, Robert Pitz-Paal, Manfred Boehmer | 1999-12-21 |
| 5944010 | Shutter means for regulating the fluid flow in an absorber pipe of a solarthermal power plant | Bernhard Hoffschmidt, Robert Pitz-Paal, Manfred Boehmer | 1999-08-31 |
| 5797387 | Absorber | Thomas Fend, Bernhardt Hoffschmidt, Robert Pitz-Paal | 1998-08-25 |
| 4561744 | Electromagnetically operated leaf shutter | Gerhard Knapke | 1985-12-31 |