Average Co-Inventor Count = 7.47
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. Otis Elevator Company (1 from 2,626 patents)
2. Chubb Protection Corporation (1 from 2 patents)
2 patents:
1. 8964029 - Method and device for consistent region of interest
2. 8020672 - Video aided system for elevator control