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Junjie Lao — 1 Patent in 2021

Jing Jin City, CN: #1 of 1 inventorsTop 100%
Overall (2021): #387,742 of 548,734Top 75%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10934805 Fracturing bridge plug Yicun Li, Chen Chen, Longchun Xue 2021-03-02

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