Growing community of inventors

Shanghai, China

Chengchu Zhan

Average Co-Inventor Count = 7.47

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.

Forward Citations = 0

Chengchu ZhanGang Liu (2 patents)Chengchu ZhanHua Cai (2 patents)Chengchu ZhanCheng Peng (2 patents)Chengchu ZhanQuan Sun (2 patents)Chengchu ZhanZhenzhong Zou (2 patents)Chengchu ZhanRuiming Wang (1 patent)Chengchu ZhanAilong Zhang (1 patent)Chengchu ZhanYanping Wu (1 patent)Chengchu ZhanChengchu Zhan (2 patents)Gang LiuGang Liu (107 patents)Hua CaiHua Cai (27 patents)Cheng PengCheng Peng (12 patents)Quan SunQuan Sun (3 patents)Zhenzhong ZouZhenzhong Zou (2 patents)Ruiming WangRuiming Wang (1 patent)Ailong ZhangAilong Zhang (1 patent)Yanping WuYanping Wu (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. China Unionpay Co., Ltd. (2 from 117 patents)


2 patents:

1. 12243044 - Method, terminal device, server, system and storage medium for activating payment functions

2. 11875336 - Method and apparatus for migrating payment card, electronic device, server and medium

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as of
12/3/2025
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