Inventor · disambiguated record
Yafeng Ju
Also filed as: JU YAFENG
2 granted patents·0 citations·filing 2018–2019
21Inventor score
Technology areasE21B
Files withPETROCHINA CO LTD2
Top patents by PatentIndex Score
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →