Average Co-Inventor Count = 5.83
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. China Unionpay Co., Ltd. (1 from 117 patents)
2. China Unionpay (1 from 1 patent)
2 patents:
1. 8191058 - Computer processing system for realizing data upgrade and a data upgrading method
2. 7617152 - Bankcard transaction exchange system