Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9903893 | Method and device for registering electrical consumption and generation | Pedro Da Silva | 2018-02-27 |
| 9172102 | Fuel cell system having improved fuel gas circulation | Frank Baumann, Raphaelle Satet, Birgit Thoben, Uwe Limbeck | 2015-10-27 |
| 8563187 | Method and device for improving the service life of a fuel cell at transitions in operation | Frank Baumann, Florian Wahl, Arthur Schaefert, Sebastian Maass, Jens Intorp +2 more | 2013-10-22 |
| 4587283 | Cement slurries for deep holes, with a copolymer content for reducing the water loss | Martin Hille, Heinz Wittkus, Friedrich Engelhardt, Ulrich Riegel | 1986-05-06 |