Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6740831 | Mechanical switching contact | Reinhold Baertl, G{overscore (u)}nter Kloth | 2004-05-25 |
| 6008456 | Load switch for a step switch | — | 1999-12-28 |
| 5834717 | On-load tap changer of a step switch | Josef Neumeyer | 1998-11-10 |
| 5786552 | Switching arrangement for load change-over switches of step switches and for selector switches | Dieter Dohnal, Hans-Henning Lessmann-Mieske, Josef Neumeyer | 1998-07-28 |
| 5374781 | Contact assembly for selector of step transformer | Dieter Dohnal | 1994-12-20 |