Inventor · disambiguated record
Nancy Zhou
Also filed as: ZHOU NANCY · ZHOU NANCY CHUN
5 granted patents·2 pending applications·1 citations·filing 2020–2025
65Inventor score
Files withCNPC USA CORP7
Top patents by PatentIndex Score
7 records- 0185US2025297154A1Composition and method for improving the production of petroleum hydrocarbonsCNPC USA CORP·Filed 2025·Application pending·0 cites
- 0284US12325824B2Composition and method for improving the production of petroleum hydrocarbonsCNPC USA CORP·Filed 2023·Granted Jun 10, 2025·0 cites·19 claims
- 0383US11499091B2Composition and method for improving the production of petroleum hydrocarbonsCNPC USA CORP·Filed 2020·Granted Nov 15, 2022·1 cites·14 claims
- 0479US11851612B2Composition and method for improving the production of petroleum hydrocarbonsCNPC USA CORP·Filed 2022·Granted Dec 26, 2023·0 cites·4 claims
- 0565US2023046909A1Nonionic Surfactants Employed with Extended Chain as the Oil Displacement Agent to use in Enhanced Oil RecoveryCNPC USA CORP·Filed 2022·Application pending·0 cites
- 0664US12049588B2Delayed gelation polymer system for high temperature and high salinity applicationsCNPC USA CORP·Filed 2023·Granted Jul 30, 2024·0 cites·20 claims
- 0763US11649395B2Nonionic surfactants employed with extended chain as the oil displacement agent to use in enhanced oil recoveryCNPC USA CORP·Filed 2020·Granted May 16, 2023·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →