Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10505174 | Electrochemical accumulator | Ralf Joswig, Helge Brenner | 2019-12-10 |
| 10243180 | Accumulator arrangement and method for producing same | Helge Brenner, Ralf Joswig | 2019-03-26 |