Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9184474 | Rechargeable battery unit and portable electronic appliance | Elmar Schulze, Niels Christian Steen Hansen, Dirk Krätzer | 2015-11-10 |
| 8886146 | Infrared receiving unit | Joerg Andres | 2014-11-11 |
| 8594166 | Method and system for the serial transmission of data | — | 2013-11-26 |
| 8264199 | Interchangeable accumulator unit | Jorg Andres, Wolfgang Mann | 2012-09-11 |