Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6764782 | Electrical isolation system for a fuel cell stack and method of operating a fuel cell stack | Hartmut Hinz | 2004-07-20 |
| 6720098 | Compressor arrangement for the operation of a fuel cell system | — | 2004-04-13 |