Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4751355 | Pushbutton switch with combined restoring-tactile feel spring | Klaus B. Wisskirchen, Wolfgang Schulze, Reinhard L. Fricke, Alfred Heeb, Dieter Michalski | 1988-06-14 |
| 4514609 | Pushbutton switch having leaf-shaped contact spring | Reinhard L. Fricke, Manfred K. O. Huth, Klaus B. Wisskirchen | 1985-04-30 |
| 4447686 | Pushbutton switch or pushbutton-actuated slide switch | Werner H. Fieber, Manfred K. O. Huth, Hans-Georg Jost, Klaus Lamm, Dieter Michalski +1 more | 1984-05-08 |
| 4324955 | Pushbutton switch arrangement | Klaus B. Wisskirchen | 1982-04-13 |
| 4239950 | Pushbutton switch | Klaus B. Wisskirchen | 1980-12-16 |