Robert Spillner
9Patents
4h-index
6Co-inventors
46Inventor score
Filing activity: May 3, 1996 → Jul 18, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5851006A | Torsional element for steering valves and spring characteristic improving process | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US6195601A | Method for controlling the valve characteristic | Performing Operations; Transporting | 7 | Expired |
| US5870941A | Steering valve with closed center | Performing Operations; Transporting | 5 | Expired |
| US5816360A | Method for controlling the pump speed of a hydraulic power steering device | Performing Operations; Transporting | 4 | Expired |
| US6145309A | Method for controlling the steering volume flow of a hydraulic power-assisted steering unit for motor vehicles | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6236178A | Method for limiting the hydraulic maximum pressure of a power-assisted steering system | Performing Operations; Transporting | 1 | Expired |
| US6338612B1 | Method for limiting the pressure provided by a hydraulic pump | Mechanical Engineering; Lighting; Heating | 0 | Expired |
| US6016837A | Steering valve with closed center | Emerging Cross-Sectional Technologies | 0 | Expired |
| US7914258B2 | Fluid mechanical converter | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.