Average Co-Inventor Count = 2.92
ph-index = 3
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Thyssenkrupp Elevator Ag (5 from 74 patents)
2. Thyssen Krupp Ag (2 from 680 patents)
3. Tk Elevator Innovation and Operations Gmbh (1 from 34 patents)
4. Thyssenkrupp Elevator Innovation and Operations Ag (0 patent)
6 patents:
1. 11084687 - Method for operating a lift system, and lift system
2. 10526166 - Method for operating an elevator with multiple shafts and cars
3. 10266374 - Lift installation having a compensating device, so that a first roller is largely relieved of loading when the lift car is at rest
4. 10106372 - Elevator systems and methods for operating same
5. 9206016 - Elevator drive
6. 9051157 - Elevator drive