Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4716261 | Section insulator for electric railway contact conductors | Ulrich Summa | 1987-12-29 |
| 4572929 | Assembly for the transmission of electrical energy to vehicles | Christoph Nitschke, Hermann Menhorn | 1986-02-25 |
| 4406930 | Trolley wire section insulator with two parallel insulating sliding strips | Hermann Menhorn, Georg Muller, Christoph Nitschke, Klaus Kaesewinkel | 1983-09-27 |