Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7570013 | Rechargeable battery pack, in particular for use with electrical hand tool devices, charging device, and rechargeable battery pack and charging device system | Jochen Graeber | 2009-08-04 |
| 7362075 | Battery charger with charge state detection on the primary side | Michael Bothe, Ralf Schröder gen. Berghegger | 2008-04-22 |
| 6906498 | Device and method for the detection of a charging voltage | Zbigniew Kubacki | 2005-06-14 |