Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6825419 | Electric cable for connection of mobile electric consumers | Ferdinand Grogl, Andreas Rietz | 2004-11-30 |
| 6720498 | Electrical line | Ferdinand Grogl, Uwe Marx, Joachim Uttinger | 2004-04-13 |