Hans Wolfges
14Patents
7h-index
16Co-inventors
63Inventor score
Filing activity: Jan 14, 1981 → Aug 7, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4548233A | Electrically controlled pressure relief valve including a hydraulic bias | Emerging Cross-Sectional Technologies | 95 | Expired |
| US4548383A | Electrically controlled pressure reducing valve | Emerging Cross-Sectional Technologies | 33 | Expired |
| US4938118A | Control valve | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4809746A | Proportional throttle valve | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4590968A | Pilot valve operated pressure reducing valve | Emerging Cross-Sectional Technologies | 14 | Expired |
| US6628186B1 | Solenoid valve | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US7028976B2 | Closure element, especially a valve cone for a continuous pressure valve | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US4555976A | Device for controlling a hydromotor | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US5979862A | Pilot-operated proportional pressure limiting valve | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4413245A | Inductive measuring transducer for a fluidic adjusting member | Physics | 6 | Expired |
| US4342331A | Hydraulic control- and/or measuring device, particularly solenoid-controlled flow regulating valve | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4790511A | Hydraulic apparatus, in particular a 2-way proportional throttle valve | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US5295663A | Pressure control valve | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6843508B2 | Hydraulic device | Mechanical Engineering; Lighting; Heating | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.