Assignee
NORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS
CN·19 granted patents·5 pending applications·29 citations·filing 2021–2025
Top patents by PatentIndex Score
24 records- 0194US12084973B1Blockage-proof water diversion and drainage devices for highway tunnel constructionNORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS·Filed 2024·Granted Sep 10, 2024·11 cites·10 claims
- 0294US11892101B1Anti-frost heaving supports and methods for crude oil pipelines crossing permafrost regionsNORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS·Filed 2023·Granted Feb 6, 2024·6 cites·9 claims
- 0390US12065797B1Rod-type pile foundation for preventing pile body from being heaved and operating method thereofNORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS·Filed 2024·Granted Aug 20, 2024·5 cites·16 claims
- 0490US12055533B1Monitoring devices for methane gas in hot thaw lake ponds in tundra regionsNORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS·Filed 2024·Granted Aug 6, 2024·3 cites·10 claims
- 0587US12332156B2Soil sample didestion deviceNORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS·Filed 2025·Granted Jun 17, 2025·2 cites·7 claims
- 0686US12085212B1Pipeline support devices for preventing melting and sinking based on gas heat exchangeNORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS·Filed 2024·Granted Sep 10, 2024·1 cites·8 claims
- 0785US11891771B1Devices for preventing frost heaving and thawing settlementNORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS·Filed 2023·Granted Feb 6, 2024·1 cites·10 claims
- 0884US2026056170A1Method for analyzing light n-alkane components and carbon isotopes in deep and ultra-deep source rockNORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS·Filed 2025·Application pending·0 cites
- 0974US12480919B2System and method for analyzing light n-alkane components and carbon isotopes in deep and ultra-deep source rockNORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS·Filed 2022·Granted Nov 25, 2025·0 cites·4 claims
- 1063US12194437B2Molecularly imprinted polymer for separation and concentration of 4-methylsterane compounds and preparation and application thereof, and chromatographic columnNORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS·Filed 2024·Granted Jan 14, 2025·0 cites·5 claims
- 1163US11959066B2Pseudomonas monteilii strain and application thereof in the degradation of petroleum hydrocarbons in saline-alkali environmentNORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS·Filed 2023·Granted Apr 16, 2024·0 cites·6 claims
- 1261US12442731B1Apparatus for extracting soil organic carbonNORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS·Filed 2025·Granted Oct 14, 2025·0 cites·9 claims
- 1360US12509843B1Transmission line tower base with electrothermal air-blowing anti-frost heave function for permafrost regionsNORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS·Filed 2025·Granted Dec 30, 2025·0 cites·8 claims
- 1460US2024310254A1Soil sample purification deviceNORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS·Filed 2024·Application pending·0 cites
- 1560US2025354899A1Apparatus and method for vacuum water extraction from soilNORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS·Filed 2025·Application pending·0 cites
- 1659US12048279B2Seed development device for Psammochloa villosa using condensate water in desert areasNORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS·Filed 2023·Granted Jul 30, 2024·0 cites·10 claims
- 1758US12448751B1Anti-frost heave pile foundation support deviceNORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS·Filed 2025·Granted Oct 21, 2025·0 cites·9 claims
- 1855US12153031B1Detection device and method of rare gas sample in formation waterNORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS·Filed 2024·Granted Nov 26, 2024·0 cites·5 claims
- 1955US12085487B2Automatic sampling deviceNORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS·Filed 2024·Granted Sep 10, 2024·0 cites·12 claims
- 2055US11313840B2Method for separating diastereomers of pristaneNORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS·Filed 2021·Granted Apr 26, 2022·0 cites·1 claims
- 2154US2025164457A1Method for determining carbon isotope composition of light hydrocarbon monomers in semi-closed pyrolysis systemNORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS·Filed 2025·Application pending·0 cites
- 2253US11659791B2Rhizome-growth monitoring device of clonal plate in shifting duneNORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS·Filed 2022·Granted May 30, 2023·0 cites·10 claims
- 2349US12085547B2Buffer assembly for device for analyzing noble gas isotope in natural gas and noble gas isotope analysis methodNORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS·Filed 2023·Granted Sep 10, 2024·0 cites·4 claims
- 2444US2022065760A1Gas purification device, and apparatus and method for measuring noble gas isotopesNORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS·Filed 2021·Application pending·0 cites
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