Issued Patents 2021
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11158896 | Button cell having winding electrode and method for the production thereof | — | 2021-10-26 |
| 11114701 | Method of producing an electrode-separator winding, electrode-separator winding and button cell with such a winding | Wolfgang Maas | 2021-09-07 |
| 11024904 | Button cell having winding electrode and method for the production thereof | — | 2021-06-01 |
| 11024906 | Button cell having winding electrode and method for the production thereof | — | 2021-06-01 |
| 11024907 | Button cell having winding electrode and method for the production thereof | — | 2021-06-01 |
| 11024905 | Button cell having winding electrode and method for the production thereof | — | 2021-06-01 |
| 11024869 | Button cells and method of producing same | Eduard Pytlik, Jürgen Lindner, Ulrich Barenthin | 2021-06-01 |
| 10971776 | Button cell having winding electrode and method for the production thereof | — | 2021-04-06 |
| 10930899 | Electrochemical cell and apparatus containing the cell | Bernd Kreidler, Goran Kilibarda, Rainer Hald, Claus-Christian Fischer, Jürgen Ernsperger +1 more | 2021-02-23 |