Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5811893 | Proximity switch for operation in the presence of interference fields | — | 1998-09-22 |
| 4994738 | Proximity switch for detecting a magnetic inductive field | Peter Dahlheimer | 1991-02-19 |
| 4618823 | Inductive proximity switch having an oscillator magnetic core and a permanent magnet forming a saturation-sensitive magnetization area | Peter Dahlheimer | 1986-10-21 |
| 4587486 | Switch for detecting a magnetic field | — | 1986-05-06 |
| 4236149 | Status indicating system for the instantaneous registering of the switching positions in an electrically remotely controlled high tension plant | — | 1980-11-25 |