Average Co-Inventor Count = 9.90
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. Kone Corporation (2 from 1,038 patents)
2 patents:
1. 11993482 - Method and arrangement
2. 9878877 - Elevator and means for forming a safety space