Gerhard Ridder
2Patents
2h-index
2Co-inventors
34Inventor score
Filing activity: Apr 24, 1978 → Jun 18, 1991
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4179887A | Hydraulic control with delay | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5171170A | Ship's drive with trolling device | Mechanical Engineering; Lighting; Heating | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.