Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5571985 | Sequential blasting system | Heinz Ritter | 1996-11-05 |
| 5079667 | Relay driving circuit for a latch-in relay | Fumihiro Kasano, Hans Sauer, Heinz Ritter, Sepp Antonitsch | 1992-01-07 |
| 4296393 | Contact spring arrangement for an electromagnetic relay | Hans Sauer, Sepp Antonitsch | 1981-10-20 |
| 4257081 | Circuit arrangement for the control of a bistable relay | Hans Sauer, Heinz Ritter, Sepp Antonitsch | 1981-03-17 |