Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5158841 | High-temperature storage battery | Stefan Mennicke, Gismar Eck, Wilfried Flory, Bernhard Kowalczyk | 1992-10-27 |
| 5143803 | High-temperature storage battery | Wilfried Flory, Stefan Mennicke | 1992-09-01 |