Inventor · disambiguated record
Yang Xuan
Also filed as: XUAN YANG
10 granted patents·2 pending applications·83 citations·filing 2015–2022
88Inventor score
Top patents by PatentIndex Score
12 records- 0196US9296936B1Preparation method of a wettability reversal agentUNIV CHINA PETROLEUM·Filed 2015·Granted Mar 29, 2016·12 cites·6 claims
- 0295US9353305B1Reservoir protecting agent composition, drilling fluid for middle permeability reservoirs and use thereofUNIV CHINA PETROLEUM·Filed 2015·Granted May 31, 2016·15 cites·13 claims
- 0394US9279076B1Reservoir protecting agent composition and broad-spectrum drilling liquid and use thereofUNIV CHINA PETROLEUM·Filed 2015·Granted Mar 8, 2016·10 cites·20 claims
- 0494US9267068B1Protecting agent composition for high/ultra-high permeability reservoirs and drilling fluid and use thereofUNIV CHINA PETROLEUM·Filed 2015·Granted Feb 23, 2016·13 cites·18 claims
- 0592US9528042B1Drilling fluid additive composition and super high temperature super high density clay-free oil-in-water drilling fluidCHINA UNIV OF PETROLEUM (BEIJING)·Filed 2016·Granted Dec 27, 2016·12 cites·20 claims
- 0691US9399692B1Amphiphilic reservoir protecting agent and preparation method thereof and drilling fluidCHINA UNIV OF PETROLEUM (BEIJING)·Filed 2015·Granted Jul 26, 2016·15 cites·11 claims
- 0790US9481822B1Drilling fluid additive composition and high temperature resistant clay-free whole-oil-based drilling fluidCHINA UNIV OF PETROLEUM (BEIJING)·Filed 2016·Granted Nov 1, 2016·6 cites·19 claims
- 0861US2025136735A1Polymer, tackifier and preparation method therefor, and drilling fluidCHINA PETROLEUM & CHEM CORP·Filed 2022·Application pending·0 cites
- 0958US9410067B2Biomimetic polymer for stabilizing wellbore and method for preparation of the same and drilling fluidCHINA UNIV OF PETROLEUM (BEIJING)·Filed 2015·Granted Aug 9, 2016·0 cites·3 claims
- 1056US9410068B2Method for preparation of biomimetic polymer for stabilizing wellbore and drilling fluidCHINA UNIV OF PETROLEUM (BEIJING)·Filed 2015·Granted Aug 9, 2016·0 cites·7 claims
- 1141US9528041B2Bionic drilling fluid and preparation method thereofCHINA UNIV OF PETROLEUM (BEIJING)·Filed 2015·Granted Dec 27, 2016·0 cites·12 claims
- 1237US2016230063A1Bionic shale inhibitor and preparation method thereof and drilling fluidCHINA UNIV OF PETROLEUM (BEIJING)·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →