Inventor · disambiguated record
Yujin Qin
Also filed as: QIN YUJIN
2 granted patents·1 citations·filing 2017–2023
28Inventor score
Top patents by PatentIndex Score
2 records- 0177US12140013B1Sealing quality detection device and sealing quality evaluating method for gas extraction boreholesCHINA COAL TECH & ENGINEERING GROUP SHENYANG ENGINEERING COMPANY·Filed 2023·Granted Nov 12, 2024·1 cites·6 claims
- 0229US10796001B2Software verification method and apparatusHUAWEI TECH CO LTD·Filed 2017·Granted Oct 6, 2020·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →