Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9871235 | Pressure relief element, pressure relief device and battery | Ralf Joswig, Martin Wiegmann, Helge Brenner, Markus Hoh | 2018-01-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9871235 | Pressure relief element, pressure relief device and battery | Ralf Joswig, Martin Wiegmann, Helge Brenner, Markus Hoh | 2018-01-16 |