Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8663854 | Fuel cell system with a compensation region for moistening and/or tempering | Sebastian Maass, Uwe Limbeck | 2014-03-04 |
| 8617733 | Electrochemical energystorage device having a reservoir for an additive | Martin Holger Koenigsmann | 2013-12-31 |
| 8563187 | Method and device for improving the service life of a fuel cell at transitions in operation | Frank Baumann, Arthur Schaefert, Sebastian Maass, Jens Intorp, Gunter Wiedemann +2 more | 2013-10-22 |
| 8187762 | Fuel cell cooling device with ion extraction medium | Frank Baumann, Alexander Martin | 2012-05-29 |
| 8182935 | Electrochemical energy store | Ulrich Alkemade, Frank Baumann, Bernd Schumann | 2012-05-22 |