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YL
Yicun Li
Overall (2021):
#202,385
of 548,734
Top 40%
1
Patents 2021
Issued Patents
2021
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Patent #
Title
Co-Inventors
Date
10934805
Fracturing bridge plug
Chen Chen
,
Longchun Xue
,
Junjie Lao
2021-03-02
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