Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9766641 | On-load tap changer for dry transformers and dry transformer | Martin Carlen, Benjamin Weber | 2017-09-19 |
| 9618950 | Voltage control system | Martin Carlen, Irma Buschmann, Frank Cornelius, Benjamin Weber, Yong Wang | 2017-04-11 |