Gerard Sirigu
29Patents
11h-index
54Co-inventors
78Inventor score
Filing activity: Jun 8, 1994 → Nov 5, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6161654A | Virtual car operating panel projection | Performing Operations; Transporting | 55 | Expired |
| US6173813A | Electronic control for an elevator braking system | Performing Operations; Transporting | 50 | Expired |
| US6193019A | Device for localization of a door breakdown | Electricity | 35 | Expired |
| US6196355A | Elevator rescue system | Performing Operations; Transporting | 34 | Expired |
| US6161655A | Non-contact elevator call button | Performing Operations; Transporting | 22 | Expired |
| US6269910A | Elevator rescue system | Performing Operations; Transporting | 22 | Expired |
| US8186483B2 | Elevator braking device | Performing Operations; Transporting | 17 | Active |
| 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 |
| 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 |
| US8365870B2 | Foldable handrail and safety switch arrangement on top of an elevator car | Performing Operations; Transporting | 13 | Active |
| US7832526B2 | Safety device for operator protection in low-height shaft bottom end elevators and elevator equipped therewith | Emerging Cross-Sectional Technologies | 11 | Expired |
| US8136637B2 | Safety device for securing minimum spaces at the top or bottom of an elevator shaft being inspected, and elevator having such safety devices | Performing Operations; Transporting | 10 | Active |
| US6186281A | Remote storage and reset of elevator overspeed switch | Performing Operations; Transporting | 9 | Expired |
| US8746413B2 | Single brakeshoe test (electrical) for elevators | Mechanical Engineering; Lighting; Heating | 7 | Active |
| US9422133B2 | Elevator car control in a landing zone using a machine brake in response to undesired car movement | Performing Operations; Transporting | 6 | Active |
| US5459399A | Trap for preventing mixing of flux between adjacent indicia and being disposed adjacent first and second sensors | Physics | 3 | Expired |
| US10266372B2 | Building settling detection | Electricity | 2 | Active |
| US11078043B2 | Elevator overrun systems | Performing Operations; Transporting | 2 | Active |
| US9637349B2 | Elevator brake including coaxially aligned first and second brake members | Performing Operations; Transporting | 1 | Active |
| US11472668B2 | Elevator alarm systems | Emerging Cross-Sectional Technologies | 1 | Active |
| US11175638B2 | Self-diagnostic electrical circuit | Physics | 0 | Active |
| US9150384B2 | Elevator installation with reduced hoistway dimensions | Performing Operations; Transporting | 0 | Active |
| US11542119B2 | Elevator access systems for elevators | Performing Operations; Transporting | 0 | Active |
| US11066273B2 | Elevator overtravel testing systems and methods | Performing Operations; Transporting | 0 | Active |
| US11235952B2 | Elevator car apron | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.