Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7038140 | Electrical cable having a hardgrade-EPR insulation | Burkhard Herpich | 2006-05-02 |
| 6781062 | Electrical cable having a hardgrade-epr insulation | Burkhard Herpich | 2004-08-24 |