Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4627597 | Valve activation apparatus | Walter Brausfeld, Helmut Gottling, Peter Muller, Gerhard Scharnowski | 1986-12-09 |
| 4566196 | Variable point position determining arrangement | Walter Brausfeld, Helmut Gottling, Peter Muller, Gerhard Scharnowski | 1986-01-28 |
| 4417717 | Pressure release for a valve | — | 1983-11-29 |
| 4410008 | Operating equipment for gate valves (passage valves) | Helmut Gottling | 1983-10-18 |
| 4402338 | Stem for a double seat valve | — | 1983-09-06 |
| 4401293 | Arrangement of fluid pressure passageways in cylinder devices | Gerhard Rodewald, Detlef Opel, Walter Brausfeld, Helmut Gottling, Hans-Friedrich Meyer | 1983-08-30 |
| 4350182 | Operating equipment for gate valves (passage valves) | Helmut Gottling | 1982-09-21 |
| 4247133 | Device with mounting plates for a valve battery | — | 1981-01-27 |
| 4207917 | Hand-operation device for solenoid valves | Detlef Opel | 1980-06-17 |