Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6071015 | Electrical plug device including optical plug and socket connectors, terminal clamps connecting to electric mains, and an electronic bus coupler | Klaus Gringmann, Helmut Schmidt, Manfred Stefanski, Richard Vicktorius | 2000-06-06 |