CEDES AG
51Patents
48Active
51Granted
55Portfolio score
Filing activity: Jun 30, 1998 → Jul 14, 2023 · 10 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7830532B2 | Door/gate monitoring sensor device | Physics | 26 | Active |
| US7044271B2 | Safety device for pinching zone of elevator doors | Fixed Constructions | 20 | Expired |
| US8820482B2 | Elevator monitor and drive safety apparatus | Performing Operations; Transporting | 17 | Active |
| US6124586A | Method of aligning a light curtain | Physics | 17 | Expired |
| US8107058B2 | Sensor device and system having a conveyor and a sensor device | Emerging Cross-Sectional Technologies | 10 | Active |
| US8833524B2 | Monitoring device for safeguarding a driven element | Performing Operations; Transporting | 9 | Active |
| US8857572B2 | Elevator position detection with optical marking units | Performing Operations; Transporting | 8 | Active |
| US8717546B2 | Energy-saving 3-D sensor | Physics | 8 | Active |
| US8309904B2 | Safety system for safeguarding a moving, guided motion element having switchable object detection devices | Fixed Constructions | 8 | Active |
| US8672099B2 | Sensor, safety apparatus and elevator apparatus | Electricity | 7 | Active |
| US9057779B2 | Sensor device, safety device, door and method for monitoring the movement | Fixed Constructions | 7 | Active |
| US7684018B2 | Sensor device | Fixed Constructions | 6 | Active |
| US7126144B2 | Method for the contactless measurement of an object | Physics | 6 | Expired |
| US8819992B2 | Monitoring apparatus and pivoting door | Fixed Constructions | 6 | Active |
| US8868376B2 | Apparatus for monitoring a door with a 3D sensor | Fixed Constructions | 5 | Active |
| US8708130B2 | Start-up sensor with entrance way monitoring for escalators or moving walkways | Performing Operations; Transporting | 5 | Active |
| US8575538B2 | Safety system for safeguarding a moving, guided motion element that blocks the movement of the guided motion element from triggering the saftey mode | Fixed Constructions | 5 | Active |
| US9309090B2 | Safety apparatus for an elevator apparatus and a drive apparatus thereof | Performing Operations; Transporting | 5 | Active |
| US9306623B2 | Measurement tape for an elevator device | Electricity | 5 | Active |
| US8960376B2 | Elevator car position determination and door obstruction avoidance apparatus for an elevator in a three dimensional structure | Performing Operations; Transporting | 5 | Active |
| US8988213B2 | Safety device, closing device and evaluation unit | Fixed Constructions | 5 | Active |
| US10947768B2 | Door sensor with rotation angle encoder | Fixed Constructions | 4 | Active |
| US9725280B2 | Connecting device for measurement tapes in elevator devices | Physics | 4 | Active |
| US8899383B2 | Elevator door monitor and drive safety apparatus | Electricity | 4 | Active |
| US8985281B2 | Elevator shaft position measurement apparatus | Performing Operations; Transporting | 4 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.