Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5695889 | Electric battery with protection against electrolyte leakage | Mathias Ruland, Holger Jansen | 1997-12-09 |
| 5197594 | Arrangement for coupling an auxiliary switch mechanism | Johann Drexler, Erwin Flierl | 1993-03-30 |
| 4618807 | Reversing contactor for a three-phase motor | Edgar Wiessner, Klaus-Dieter Paul | 1986-10-21 |
| 4473808 | Electromagnet system for electromagnetic switchgear | Erwin Flierl, Siegfried Held | 1984-09-25 |
| 4471183 | Three-phase switchgear | Johann Bauer, Joachim Hannich | 1984-09-11 |
| 4467300 | Electromagnetic switching apparatus | — | 1984-08-21 |
| 4453057 | Contact arrangement for electric switchgear | Georg Streich, Johann Bauer | 1984-06-05 |
| 4447794 | Air break contactor with form-fitted parts | Johann Drexler, Erwin Flierl | 1984-05-08 |
| 4437720 | Screwless terminal | — | 1984-03-20 |
| 4356363 | Locking device for contact carriers | Edgar Wiessner | 1982-10-26 |
| 4318065 | Means for actuating electro-magnetic switchgear | — | 1982-03-02 |