Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9583804 | Electrical energy store | Wolfgang Drenckhahn, Horst Greiner, Harald Landes, Roland Reichenbacher | 2017-02-28 |
| 9502742 | Electrical energy store | Wolfgang Drenckhahn, Horst Greiner, Harald Landes | 2016-11-22 |