David Pillin
5Patents
4h-index
22Co-inventors
53Inventor score
Filing activity: Nov 25, 2002 → Mar 19, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7650971B2 | Safety lock for elevator landing door detecting intrusion in the shaft through the landing door and elevator thus equipped | Emerging Cross-Sectional Technologies | 15 | Expired |
| US8365870B2 | Foldable handrail and safety switch arrangement on top of an elevator car | Performing Operations; Transporting | 13 | Active |
| US8162108B2 | Elevator having a limit switch for controlling power to the drive system as an elevator car approaches a shallow pit or a low overhead | Performing Operations; Transporting | 13 | Active |
| US7377366B2 | Sheave assembly for an elevator system | Performing Operations; Transporting | 8 | Expired |
| US9434578B2 | Sheave assembly and suspension system for an MRL elevator | Performing Operations; Transporting | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.