Average Co-Inventor Count = 1.26
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. Alibaba Group Holding Limited (4 from 2,398 patents)
4 patents:
1. 10938983 - Communication method and server
2. 10623560 - Method and server for securing communication number
3. 10375048 - User identity verification method and system, and verification server
4. 10033858 - Method and server for securing communication number