Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5099188 | Protection device for high-temperature batteries | Stefan Mennicke | 1992-03-24 |
| 4530852 | Method for producing a thin film resistor | Helmut Haas | 1985-07-23 |
| 4329407 | Electrochemical storage battery | Franz Gross | 1982-05-11 |
| 4235956 | Electrochemical storage battery | Franz Gross | 1980-11-25 |