Average Co-Inventor Count = 1.00
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. Otis Elevator Company (2 from 2,623 patents)
2 patents:
1. 12509324 - Auto range process for elevator wireless node
2. 12162722 - Wireless early car arrival for mobile interfaces to elevator