Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6400057 | Slip-ring configuration in electric motors and generators, slip-ring body and method for retooling slip-ring bodies | Wolfgang Vesper, Klaus Stadie, Ingolf Hahn | 2002-06-04 |