Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7879487 | Battery having sealed contact terminal bushing | Kai Pelz, Ralf Joswig | 2011-02-01 |
| 7867292 | Prismatic rechargeable battery and method for producing such a battery | Ralf Joswig, Kai Pelz | 2011-01-11 |