Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7563310 | Air dehumidifier for oil-insulated transformers, choke coils and steps switches | Manfred Eichert, Kurt Kugler, Karsten Viereck | 2009-07-21 |
| 7552744 | Decompression valve | Klaus Schlepp, Michael Joseph Weber, Georg Wittenzellner | 2009-06-30 |
| 6709496 | Air demoisturizer for oil-insulated transformers, chokes and tap changers | Karsten Viereck, Kurt Kugler, Werner Krüger | 2004-03-23 |