Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9568446 | Device for ascertaining the corrosiveness of a plastic melt | Bernd Steinhoff, Dirk Lellinger | 2017-02-14 |
| 4308493 | Charging of alkaline storage batteries | Gunter Strasen | 1981-12-29 |
| 4237411 | Charge maintenance and continuous charging for storage batteries | Gunter Strasen | 1980-12-02 |