Rolf Langanke
5Patents
5h-index
4Co-inventors
48Inventor score
Filing activity: Jul 24, 1978 → Apr 14, 1983
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4303231A | Cylinder-and-piston rod device | Mechanical Engineering; Lighting; Heating | 25 | Expired |
| US4513953A | Gas spring with extension force controlled as a function of temperature | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4307874A | Gas spring with means for retaining piston adjacent one terminal position | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US4268018A | Electrically conductive, telescoping spring | Performing Operations; Transporting | 14 | Expired |
| US4317014A | Gas spring | Mechanical Engineering; Lighting; Heating | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.