Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11837419 | Cam disk contours within an on-load tap changer | — | 2023-12-05 |
| 11545313 | Load transfer switch for on-load tap changer, and on-load tap changer | Klaus Hoepfl, Silke Wrede, Gregor Wilhelm, Eduard Schmidt, Elke Wuersching | 2023-01-03 |
| 11195672 | Switch element for tap changer, and tap changer | Klaus Hoepfl, Eduard Schmidt | 2021-12-07 |
| 10460884 | Switching arrangement for a control transformer, in particular polarity switching means | Martin Pankofer, Moritz Bengler, Eduard Zerr, Gerhard Baeuml, Wladimir Bauer +4 more | 2019-10-29 |
| 10192693 | Tap changer, force-storage unit, and controlled-backlash coupling therebetween | Klaus Hoepfl, Gregor Wilhelm, Abraham Ahmadi | 2019-01-29 |
| 6182912 | Fuel injection valve | Martin Muller, Jochen Riefenstahl, Reinhold Brückner, Dirk Fischbach, Andreas Eichendorf +10 more | 2001-02-06 |
| 6178637 | Method and apparatus for producing rotationally symmetrical valve seat faces of high surface quality in valves | Oliver Kirsten | 2001-01-30 |
| 6170767 | Fuel injection valve | Georg Fischer | 2001-01-09 |
| 6145761 | Fuel injection valve | Martin Muller, Jochen Riefenstahl, Reinhold Brückner, Dirk Fischbach, Andreas Eichendorf +10 more | 2000-11-14 |