Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6417604 | Low pressure gas discharge switch | Werner Hartmann, Günter Lins, Klaus-Dieter Rohde, Jan Stroh, Jorg Kieser | 2002-07-09 |
| 4935588 | Contact arrangement for vacuum switches with axial magnetic fields | Ruediger Hess, Horst Kippenberg, Wilfried Kuhl, Wolfgang Schlenk, Reiner Mueller | 1990-06-19 |
| 4831485 | Gas discharge overvoltage arrester | Juergen Boy | 1989-05-16 |
| 4795866 | Vacuum tube switch which uses low temperature solder | Roman Renz, Klaus Gessner | 1989-01-03 |
| 4727228 | Contact arrangement for vacuum switches | Roman Renz | 1988-02-23 |
| 4717797 | Contact arrangement for a vacuum switching tube | — | 1988-01-05 |
| 4540863 | Vacuum-switching tube, especially for a low-voltage contactor | Hans Bettge, Gunther Bialkowski | 1985-09-10 |
| 4493006 | Gas discharge overvoltage arrester with parallel-connected spark gap | Gerhard Lange, Jurgen Boy, Oskar Sippekamp | 1985-01-08 |