Raud A. Wilke
18Patents
11h-index
9Co-inventors
65Inventor score
Filing activity: Apr 18, 1974 → Jul 28, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5588510A | Variable damping force shock absorber | Performing Operations; Transporting | 132 | Expired |
| US5878647A | Pilot solenoid control valve and hydraulic control system using same | Emerging Cross-Sectional Technologies | 48 | Expired |
| US5579642A | Pressure compensating hydraulic control system | Mechanical Engineering; Lighting; Heating | 38 | Expired |
| US4693272A | Post pressure compensated unitary hydraulic valve | Emerging Cross-Sectional Technologies | 34 | Expired |
| US6152172A | Hall effect valve spool position sensor | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5715865A | Pressure compensating hydraulic control valve system | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5890362A | Hydraulic control valve system with non-shuttle pressure compensator | Emerging Cross-Sectional Technologies | 26 | Expired |
| US5791142A | Hydraulic control valve system with split pressure compensator | Mechanical Engineering; Lighting; Heating | 24 | Expired |
| US3951162A | Control valve with flow control means | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4597410A | Cross line relief valve mechanism | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4627468A | Hydraulic control valve with manual override | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4040438A | Control valve with flow control means | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6098403A | Hydraulic control valve system with pressure compensator | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6073652A | Pilot solenoid control valve with integral pressure sensing transducer | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4570672A | Hydraulic control valve with independently operable bypass valve | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5579676A | Hydraulic valve to maintain control in fluid-loss condition | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5664417A | Control valve for prime mover speed control in hydraulic systems | Emerging Cross-Sectional Technologies | 6 | Expired |
| US3994473A | Magnetic detent mechanism for use with spool valves | Emerging Cross-Sectional Technologies | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.