Inventor · disambiguated record
Limin Xu
Also filed as: XU LIMIN
11 granted patents·6 pending applications·17 citations·filing 2007–2025
83Inventor score
Files withSAUDI ARABIAN OIL CO10CHENGDU OLYMVAX BIOPHARMACEUTICALS INC1HANGZHOU HIKVISION DIGITAL TEC1NINGBO SEETRONIC ELECTRONIC TECH CO LTD1NINGBO WANHUA POLYURETHANES CO1
Top patents by PatentIndex Score
17 records- 0189US11254855B2Surfactant mixtures used during chemical enhanced oil recovery and methods of use thereofSAUDI ARABIAN OIL CO·Filed 2019·Granted Feb 22, 2022·5 cites·21 claims
- 0278US2025026977A1Thermal stimuli-responsive surfactants for enhanced oil recoverySAUDI ARABIAN OIL CO·Filed 2024·Application pending·0 cites
- 0377US10981458B2Homopolar DC electromagnetic transmission and application system thereofXU LIMIN·Filed 2018·Granted Apr 20, 2021·3 cites·8 claims
- 0476US12139664B2Thermal stimuli-responsive surfactants for enhanced oil recoverySAUDI ARABIAN OIL CO·Filed 2023·Granted Nov 12, 2024·0 cites·15 claims
- 0573US12049529B2Synthesis of a cationic surfmer and its copolymers for enhanced oil recoverySAUDI ARABIAN OIL CO·Filed 2023·Granted Jul 30, 2024·0 cites·10 claims
- 0673US2025379390A1Connector PlugsNINGBO SEETRONIC ELECTRONIC TECH CO LTD·Filed 2025·Application pending·0 cites
- 0772USD959807SArch soleQUANZHOU OUNIYA SHOE MAT MANUFACTURING CO LTD·Filed 2021·Granted Aug 9, 2022·7 cites·1 claims
- 0870US11697700B2Synthesis of a cationic surfmer and its copolymers for enhanced oil recoverySAUDI ARABIAN OIL CO·Filed 2020·Granted Jul 11, 2023·0 cites·7 claims
- 0966US7893301B2Method of preparing polymethylene-polyphenyl-polyamineNINGBO WANHUA POLYURETHANES CO·Filed 2007·Granted Feb 22, 2011·2 cites·7 claims
- 1064US2025011640A1Surfactant mixture solutions including polyacrylamide polymers and surfactant mixtures used for chemical enhanced oil recoverySAUDI ARABIAN OIL CO·Filed 2024·Application pending·0 cites
- 1163US12391866B2Surfactant mixtures for enhanced oil recoverySAUDI ARABIAN OIL CO·Filed 2023·Granted Aug 19, 2025·0 cites·21 claims
- 1261US12497881B2Acid stimulation of carbonate formation with carbon dioxide-responsive diverting agentSAUDI ARABIAN OIL CO·Filed 2024·Granted Dec 16, 2025·0 cites·19 claims
- 1361US2024124762A1Concentrated oppositely charged surfactants used for chemical enhanced oil recovery under high salinity and high temperature reservoir conditionsSAUDI ARABIAN OIL CO·Filed 2023·Application pending·0 cites
- 1452US2024102931A1Visual method for gelation detectionSAUDI ARABIAN OIL CO·Filed 2022·Application pending·0 cites
- 1550US11350023B2Automatic focusing method and deviceHANGZHOU HIKVISION DIGITAL TEC·Filed 2019·Granted May 31, 2022·0 cites·17 claims
- 1648US9802848B2Method for treating waste saline water produced in production process of diphenylmethane diisocyanate (MDI)ZHANG HONGKE·Filed 2009·Granted Oct 31, 2017·0 cites·16 claims
- 1741US2022267419A1Human Immunoglobulin Against Methicillin-Resistant Staphylococcus Aureus, Preparation Method Therefor, And Use ThereofCHENGDU OLYMVAX BIOPHARMACEUTICALS INC·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →