Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11114701 | Method of producing an electrode-separator winding, electrode-separator winding and button cell with such a winding | Winfried Gaugler | 2021-09-07 |
| 5114320 | Blower or pump with capillary filter for replenishment of oil separated by vacuum pump | Hans-Peter Kabelitz, Martin Muhlhoff, Hans Kriechel, Dieter Kolvenbach | 1992-05-19 |