Inventor · disambiguated record
Dahui Liu
Also filed as: LIU DAHUI
1 granted patent·1 pending application·1 citations·filing 2018–2020
16Inventor score
Technology areasE21B
Files withUNIV CHINA PETROLEUM EAST CHINA2
Top patents by PatentIndex Score
2 records- 0174US11401785B2Well structure for natural gas hydrate productionUNIV CHINA PETROLEUM EAST CHINA·Filed 2020·Granted Aug 2, 2022·1 cites·9 claims
- 0238US2019178046A1Anti-settling Apparatus and Method and Apparatus for Checking the Same, and Apparatus for Preventing Settlement of WellUNIV CHINA PETROLEUM EAST CHINA·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →