Average Co-Inventor Count = 9.00
ph-index = 1
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 (2 from 75 patents)
2. Thyssenkrupp Aufzugswerke Gmbh (3 patents)
2 patents:
1. 9206016 - Elevator drive
2. 9051157 - Elevator drive