Hermann Grau
5Patents
3h-index
7Co-inventors
50Inventor score
Filing activity: Mar 30, 1973 → Mar 14, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US3944102A | Safety screw closure | Performing Operations; Transporting | 73 | Expired |
| US3972436A | Safety closure cap | Electricity | 6 | Expired |
| US5775732A | Deflection fitting for safety belts | Performing Operations; Transporting | 5 | Expired |
| US8083261B2 | Positioning device | Performing Operations; Transporting | 1 | Active |
| US9428147B2 | Linear drive | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.