Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6574864 | Method for manufacturing a contact arrangement for a vacuum switching tube | Johannes Meissner, Jerrie Lipperts, Alfredo Lietz | 2003-06-10 |
| 5483212 | Overload relay to be combined with contactors | Klaus Lankuttis | 1996-01-09 |