Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5079667 | Relay driving circuit for a latch-in relay | Fumihiro Kasano, Hans Sauer, Heinz Ritter, Wolf Steinbichler | 1992-01-07 |
| 4296393 | Contact spring arrangement for an electromagnetic relay | Hans Sauer, Wolf Steinbichler | 1981-10-20 |
| 4257081 | Circuit arrangement for the control of a bistable relay | Hans Sauer, Wolf Steinbichler, Heinz Ritter | 1981-03-17 |