Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8882458 | Compressor and method for operating a compressor and fuel cell device with a compressor | Andreas Knoop | 2014-11-11 |
| 8088532 | Monitoring apparatus for a fuel cell stack | Werner Belschner, Matthias Kugel, Ralf Mueller, Juergen Hoermann | 2012-01-03 |
| 7317316 | Apparatus and method for measuring the insulation resistance of a fuel cell system | — | 2008-01-08 |