Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9312053 | Composite insulator | Jens Seifert | 2016-04-12 |
| 8637769 | Field-controlled composite insulator and method for producing the composite insulator | Heinz Denndoerfer, Jens Seifert | 2014-01-28 |
| 6433989 | Overvoltage protector for high or medium voltage | Matthias Schubert, Christian Korden | 2002-08-13 |
| 5504645 | Arrangement with several surge arresters | Wolfgang Kuhne | 1996-04-02 |