Inventor · disambiguated record
Yanchang Zheng
Also filed as: ZHENG YANCHANG
2 granted patents·0 citations·filing 2021–2021
22Inventor score
Technology areasH04N
Files withVIVO MOBILE COMMUNICATION CO LTD2
Top patents by PatentIndex Score
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →