Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6373669 | Process and arrangement for selective network monitoring for switchgear | Werner Hartmann, Jorg Kieser, Harald Kurzmann | 2002-04-16 |
| 6140599 | Contact configuration for vacuum switches | — | 2000-10-31 |
| 5618858 | Polymer material | Hans-Georg Hauschildt, Heinz Hacker | 1997-04-08 |
| 5244428 | Method for manufacturing a stripline laser | Wolfgang Welsch, Hans Krueger, Norbert Wenzel, Hubert Grosse-Wilde | 1993-09-14 |
| 4367508 | Current limiter | — | 1983-01-04 |