Urs Ammon
8Patents
5h-index
12Co-inventors
60Inventor score
Filing activity: Oct 30, 1997 → Oct 23, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6006865A | Lift installation with drive unit arranged in the lift shaft | Performing Operations; Transporting | 24 | Expired |
| US6880678B1 | Device for carrying out work in an elevator shaft | Performing Operations; Transporting | 21 | Expired |
| US6691833B1 | Elevator without a machine room | Performing Operations; Transporting | 18 | Expired |
| US9061864B2 | Method for operating elevators to test brakes | Performing Operations; Transporting | 11 | Active |
| US8109850B2 | Drive pulley for elevators and method of manufacture thereof | Performing Operations; Transporting | 5 | Expired |
| US6289727A | Elevator brake | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US7422089B2 | Drive unit for an elevator | Electricity | 2 | Expired |
| US11692589B2 | Elevator installation and a method for lubricating bearings in the elevator installation | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.