Inventor · disambiguated record
Yuanwei Sun
Also filed as: SUN YUANWEI
2 granted patents·2 citations·filing 2024–2024
35Inventor score
Files withUNIV CHINA PETROLEUM EAST CHINA2
Top patents by PatentIndex Score
2 records- 0191US12269985B1High density environmentally friendly polymer water-based drilling fluid with resistance to 240° C. and saturated salts, preparation method therefor and use thereofUNIV CHINA PETROLEUM EAST CHINA·Filed 2024·Granted Apr 8, 2025·2 cites·18 claims
- 0276US12384953B1Strongly adsorbed hyper-branched filtrate reducer for water-based drilling fluid with resistance to 240° C. and saturated salinity, preparation method therefor and use thereofUNIV CHINA PETROLEUM EAST CHINA·Filed 2024·Granted Aug 12, 2025·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →