Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6777909 | Device for generating electric energy in a motor vehicle by means of a fuel cell and method for operating such a device | Josef Sonntag | 2004-08-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6777909 | Device for generating electric energy in a motor vehicle by means of a fuel cell and method for operating such a device | Josef Sonntag | 2004-08-17 |