Inventor · disambiguated record
Xianhua Du
Also filed as: DU XIANHUA
3 granted patents·0 citations·filing 2017–2020
43Inventor score
Files withTENCENT TECH SHENZHEN CO LTD3
Top patents by PatentIndex Score
3 records- 0154US11329965B2Method for dynamic encryption and signing, terminal, and serverTENCENT TECH SHENZHEN CO LTD·Filed 2020·Granted May 10, 2022·0 cites·20 claims
- 0252US10268941B2Smart card information querying method and apparatus, and storage mediumTENCENT TECH SHENZHEN CO LTD·Filed 2018·Granted Apr 23, 2019·0 cites·17 claims
- 0347US10742620B2Method for dynamic encryption and signing, terminal and serverTENCENT TECH SHENZHEN CO LTD·Filed 2017·Granted Aug 11, 2020·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →