Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6747214 | Insulated electrical conductor with preserved functionality in case of fire | Ferdinand Groegl | 2004-06-08 |
| 6563052 | Electric installation cable | Ferdinand Groegl | 2003-05-13 |