Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10643802 | Selector for an on-load tap changer and on-load tap changer with load transfer switch and selector | Christian Hammer, Alfred Bieringer, Nikolaus Unterreiner, Andreas Stocker | 2020-05-05 |
| 9697963 | On-load tap changer | Joerg Atmanspacher, Andreas Freisberg, Gerhard Felixberger, Johann Jobst | 2017-07-04 |
| 9640339 | On-load tap changer, method for installing a load transfer switch insert in the on-load tap changer, and kerosene drain screw | Klaus Hoepfl, Silke Wrede | 2017-05-02 |