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Method Of Concentrating High-salinity Raw Water App 20220250949 - PARK; Jongbum ;   et al. | 2022-08-11 |
Feed Spacer For Reducing Differential Pressure Of Reverse Osmosis Element, And Formation Nozzle App 20220193610 - KIM; Taehyeong ;   et al. | 2022-06-23 |
High Recovery Rate-reverse Osmosis Spacer And Element App 20220126240 - PARK; Taeyoung ;   et al. | 2022-04-28 |
Separator Leaf, And Spiral Wound Module And Device Comprising Same App 20210086137 - LEE; Phill ;   et al. | 2021-03-25 |
Reverse Osmosis Membrane, Manufacturing Method Therefor, And Water Treatment Module App 20210001279 - LEE; Ayoung ;   et al. | 2021-01-07 |
Feed Spacer Having Three-layered Structure, And Reverse Osmosis Membrane Filter Module Including Same App 20200086276 - LEE; Ayoung ;   et al. | 2020-03-19 |
Polyamide-based water-treatment separation membrane having excellent durability, and manufacturing method therefor Grant 10,112,154 - Lee , et al. October 30, 2 | 2018-10-30 |
Separation membrane having excellent antifouling properties for water treatment and manufacturing method thereof Grant 9,650,263 - Lee , et al. May 16, 2 | 2017-05-16 |
Polyamide water-treatment separation membrane with improved antifouling properties and manufacturing method thereof Grant 9,649,597 - Lee , et al. May 16, 2 | 2017-05-16 |
Method of manufacturing reverse osmosis membrane, and reverse osmosis membrane manufactured thereby Grant 9,643,209 - Jeong , et al. May 9, 2 | 2017-05-09 |
Water-treatment separating membrane of high flux having good chlorine resistance Grant 9,370,751 - Ko , et al. June 21, 2 | 2016-06-21 |
Polyamide-based Water-treatment Separation Membrane Having Excellent Durability, And Manufacturing Method Therefor App 20160166993 - LEE; Youngju ;   et al. | 2016-06-16 |
Water-treatment separating membrane of high flux having good chlorine resistance Grant 9,259,691 - Ko , et al. February 16, 2 | 2016-02-16 |
Water-treatment separating membrane of high flux having good chlorine resistance and method of manufacturing the same Grant 9,211,507 - Kim , et al. December 15, 2 | 2015-12-15 |
Reverse osmosis membrane Grant 9,079,139 - Kwon , et al. July 14, 2 | 2015-07-14 |
Reverse Osmosis Membrane App 20150190761 - KWON; Hye-Jin ;   et al. | 2015-07-09 |
Method Of Manufacturing Reverse Osmosis Membrane, And Reverse Osmosis Membrane Manufactured Thereby App 20150114902 - JEONG; Seung-Pyo ;   et al. | 2015-04-30 |
Method of manufacturing reverse osmosis membrane, and reverse osmosis membrane manufactured thereby Grant 8,993,053 - Jeong , et al. March 31, 2 | 2015-03-31 |
Water-treatment Separating Membrane Of High Flux Having Good Chlorine Resistance And Method Of Manufacturing The Same App 20140353242 - KIM; Jae-Hong ;   et al. | 2014-12-04 |
Reverse osmosis membrane including nano-silver wire layer and fabrication method thereof Grant 8,875,906 - Kim , et al. November 4, 2 | 2014-11-04 |
Water-treatment Separating Membrane Of High Flux Having Good Chlorine Resistance App 20140319051 - KO; Young-Hoon ;   et al. | 2014-10-30 |
Reverse Osmosis Separtion Membrane Having High Degree Of Salt Rejection And High Permeation Flux And Method Of Manufacturing The Same App 20140322443 - LEE; Phill ;   et al. | 2014-10-30 |
Water-treatment Separating Membrane Of High Flux Having Good Chlorine Resistance App 20140311969 - KO; Young-Hoon ;   et al. | 2014-10-23 |
Reverse Osmosis Membrane Including Nano-silver Wire Layer And Fabrication Method Thereof App 20140299537 - Kim; Jae-Hong ;   et al. | 2014-10-09 |
Seperation Membrane Having Excellent Antifouling Properties For Water Treatment And Manufacturing Method Thereof App 20140251892 - LEE; Young-Ju ;   et al. | 2014-09-11 |
Reverse osmosis membrane including ultra-hydrophilic passivation layer and method of manufacturing the same Grant 8,770,414 - Lee , et al. July 8, 2 | 2014-07-08 |
Polyamide Water-treatment Separation Membrane With Improved Antifouling Properties And Manufacturing Method Thereof App 20140183128 - LEE; Phill ;   et al. | 2014-07-03 |
Reverse Osmosis Membrane App 20140014575 - KWON; Hye-Jin ;   et al. | 2014-01-16 |
Method Of Manufacturing Reverse Osmosis Membrane, And Reverse Osmosis Membrane Manufactured Thereby App 20140014576 - JEONG; Seung-Pyo ;   et al. | 2014-01-16 |
Reverse Osmosis Membrane Including Ultra-hydrophilic Passivation Layer And Method Of Manufacturing The Same App 20130284663 - LEE; Young Ju ;   et al. | 2013-10-31 |
Reverse Osmosis Separation Membrane Having High Degree Of Salt Rejection And High Permeation Flux And Method Of Manufacturing The Same App 20130284665 - LEE; Phill ;   et al. | 2013-10-31 |