Average Co-Inventor Count = 2.40
ph-index = 2
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. 6422352 - Procedure and apparatus for the installation of an elevator
2. 6357556 - Procedure and apparatus for the installation of an elevator