Average Co-Inventor Count = 3.00
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. Yahoo Japan Corporation (1 from 174 patents)
1 patent:
1. 10107629 - Information processing system, information processing method, and non-transitory computer readable storage medium