Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8920143 | Electronically commutated DC motor for a liquid pump | Helmut Kellermann, Olai Ihle, Gerhard Walter, Klaus Weiske | 2014-12-30 |
| 6022113 | External rearview mirror for automobiles | Ralf Buffleben | 2000-02-08 |