Robert Pradel
25Patents
10h-index
15Co-inventors
72Inventor score
Filing activity: Feb 25, 1992 → Apr 3, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5573265A | Stabilizer system for a motor vehicle suspension system with a rotary actuator | Performing Operations; Transporting | 34 | Expired |
| US5441132A | Double tube vibration damper unit | Mechanical Engineering; Lighting; Heating | 26 | Expired |
| US5632471A | Air suspension system of a motor vehicle with air shocks or air spring with a compressed air container in the air suspension system | Performing Operations; Transporting | 24 | Expired |
| US6260835A | Vibration damper | Performing Operations; Transporting | 23 | Expired |
| US7156214B2 | Vibration damper with amplitude-selective damping force | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US6454248B2 | Pneumatic spring with oscillation damper adjusted as a function of the support pressure | Performing Operations; Transporting | 18 | Expired |
| US6076794A | Arrangement for security against rotation of a structural component of a shock absorber | Performing Operations; Transporting | 14 | Expired |
| US5580079A | Rotary actuator with stabilizer in a motor vehicle suspension system | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US5314045A | Fluid connecting assembly | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US5641152A | Vibration damper and a bearing support for a vibration damper | Performing Operations; Transporting | 11 | Expired |
| US7188827B2 | Gas spring with a protective sleeve for a rolling bellows | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US5492051A | Rotary actuator with a modified seal structure | Performing Operations; Transporting | 9 | Expired |
| US5860498A | Shock absorber for a motor vehicle | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US5769401A | Shipping safety device for a pneumatic spring | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US5277284A | Container rod assembly | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US5950996A | Shock-absorbing strut for a motor vehicle | Performing Operations; Transporting | 6 | Expired |
| US6220408A | Spring and damper unit with external storage device | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US6032961A | Piston-cylinder unit installed between a vehicle body and wheel guide part | Performing Operations; Transporting | 5 | Expired |
| US5975586A | Connection device for connecting a liquid or gaseous medium through an outer wall of a cylinder | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US5794743A | Shock absorber or vibration damper | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US6070863A | Shock-absorbing strut for a motor vehicle | Performing Operations; Transporting | 3 | Expired |
| US9926918B2 | Energy-recuperating fluid vibration damper | Performing Operations; Transporting | 1 | Active |
| US5400881A | Vibration damper unit | Mechanical Engineering; Lighting; Heating | 0 | Expired |
| US10245913B2 | Vibration damper and motor vehicle | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11506252B2 | Adjustable damping valve device | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.