Inventor · disambiguated record
Changshuai Shi
Also filed as: SHI CHANGSHUAI
2 granted patents·0 citations·filing 2022–2022
20Inventor score
Technology areasE21B
Files withUNIV SOUTHWEST PETROLEUM2
Top patents by PatentIndex Score
2 records- 0139US11846138B2Hydraulic oscillation tool with variable stage, small pressure drop and strong impact based on radio frequency identificationUNIV SOUTHWEST PETROLEUM·Filed 2022·Granted Dec 19, 2023·0 cites·7 claims
- 0238US11965389B2Patching construction method using a hydraulic variable-grade expansion tool for blocking during drillingUNIV SOUTHWEST PETROLEUM·Filed 2022·Granted Apr 23, 2024·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →