| Patent | Date |
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Organic-inorganic hybrid nanoporous material containing intramolecular acid anhydride functional group, composition for adsorption comprising the same, and use thereof for separation of hydrocarbon gas mixture
Grant 11,285,455 - Yoon , et al. March 29, 2 | 2022-03-29 |
Adsorbents comprising organic-inorganic hybrid nanoporous materials for sorption of water or alcohol and use thereof
Grant 11,224,856 - Chang , et al. January 18, 2 | 2022-01-18 |
Energy-saving Air Dryer, And Method For Producing Dry Air Using The Same
App 20220001328 - YOON; Ji Woong ; et al. | 2022-01-06 |
Catalyst For Preparing 1,2-pentanediol And Method For Preparing 1,2-pentanediol By Using Same
App 20210346873 - HWANG; Young Kyu ; et al. | 2021-11-11 |
Secondary battery including organic-inorganic hybrid nanoporous material as water adsorbent
Grant 10,644,350 - Chang , et al. | 2020-05-05 |
Organic-inorganic Hybrid Nanoporous Material Containing Intramolecular Acid Anhydride Functional Group, Composition For Adsorpti
App 20190291075 - YOON; Ji Woong ; et al. | 2019-09-26 |
Method and apparatus for preparation of lactide using lactide purification process
Grant 10,253,012 - Hwang , et al. | 2019-04-09 |
Method for preparing fructose or xylulose from biomass containing glucose or xylose using butanol, and method for separating the same
Grant 10,227,668 - Hwang , et al. | 2019-03-12 |
Zirconium-based metal-organic frameworks as catalyst for transfer hydrogenation
Grant 10,195,592 - Hwang , et al. Fe | 2019-02-05 |
Method For Preparation Of Mannitol From Fructose Using Butanol As Solvent
App 20180339955 - HWANG; Dong Won ; et al. | 2018-11-29 |
Method for preparation of mannitol from fructose using butanol as solvent
Grant 10,138,185 - Hwang , et al. Nov | 2018-11-27 |
Secondary Battery Including Organic-inorganic Hybrid Nanoporous Material As Water Adsorbent
App 20180261882 - CHANG; Jong San ; et al. | 2018-09-13 |
Method for preparing furan derivatives from biomass
Grant 9,988,362 - Hwang , et al. June 5, 2 | 2018-06-05 |
Adsorbents Comprising Organic-inorganic Hybrid Nanoporous Materials For Sorption Of Water Or Alcohol And Use Thereof
App 20180133684 - CHANG; Jong San ; et al. | 2018-05-17 |
Polymer membrane for gas separation or enrichment comprising hybrid nanoporous material, uses thereof, and a preparation method thereof
Grant 9,861,932 - Lee , et al. January 9, 2 | 2018-01-09 |
Method For Preparing Fructose Or Xylulose From Biomass Containing Glucose Or Xylose Using Butanol, And Method For Separating The Same
App 20180002769 - HWANG; Dong Won ; et al. | 2018-01-04 |
Cyclical method of producing high-purity nitrogen and optionally a high-purity hydrocarbon from a feedstock containing nitrogen and a hydrocarbon
Grant 9,844,750 - Luck , et al. December 19, 2 | 2017-12-19 |
Zirconium-based Metal-organic Frameworks As Catalyst For Transfer Hydrogenation
App 20170320790 - Hwang; Young Kyu ; et al. | 2017-11-09 |
Inorganic-organic hybrid nanoporous material with nitrogen selective adsorptivity and method for separating nitrogen-containing gas mixture using the same
Grant 9,687,772 - Chang , et al. June 27, 2 | 2017-06-27 |
Method And Apparatus For Preparation Of Lactide Using Lactide Purification Process
App 20170101390 - HWANG; Dong Won ; et al. | 2017-04-13 |
Method for producing lactide directly from lactic acid and a catalyst used therein
Grant 9,561,492 - Hwang , et al. February 7, 2 | 2017-02-07 |
Method for producing lactide directly from lactic acid and a catalyst used therein
Grant 9,539,561 - Hwang , et al. January 10, 2 | 2017-01-10 |
Method For Preparing Furan Derivatives From Biomass
App 20160304480 - HWANG; Dong Won ; et al. | 2016-10-20 |
Polymer Membrane For Gas Separation Or Enrichment Comprising Hybrid Nanoporous Material, Uses Thereof, And A Preparation Method Thereof
App 20160158708 - LEE; U-Hwang ; et al. | 2016-06-09 |
Complex comprising crystalline hybrid nanoporous material powder
Grant 9,302,258 - Chang , et al. April 5, 2 | 2016-04-05 |
Inorganic-organic Hybrid Nanoporous Material With Nitrogen Selective Adsorptivity And Method For Separating Nitrogen-contaning Gas Mixture Using The Same
App 20160089637 - Chang; Jong-San ; et al. | 2016-03-31 |
Method For Producing Lactide Directly From Lactic Acid And A Catalyst Used Therein
App 20160016151 - HWANG; Dong Won ; et al. | 2016-01-21 |
Method for preparing porous organic-inorganic hybrid materials
Grant 9,175,025 - Lee , et al. November 3, 2 | 2015-11-03 |
Method For Recovering Indium From Indium Containing Solution Or Mixture
App 20150292058 - Lee; U-Hwang ; et al. | 2015-10-15 |
Cyclical Method Of Producing High-purity Nitrogen And Optionally A High-purity Hydrocarbon From A Feedstock Containing Nitrogen And A Hydrocarbon
App 20150258489 - Luck; Francis ; et al. | 2015-09-17 |
Method For Producing Lactide Directly From Lactic Acid And A Catalyst Used Therein
App 20150239863 - Hwang; Dong Won ; et al. | 2015-08-27 |
Recovery method of highly pure lactic acid and alkyl lactate
Grant 9,012,685 - Hwang , et al. April 21, 2 | 2015-04-21 |
Complex Comprising Crystalline Hybrid Nanoporous Material Powder
App 20140287235 - Chang; Jong-San ; et al. | 2014-09-25 |
Method For Preparing Porous Organic-inorganic Hybrid Materials
App 20140200361 - Lee; U-Hwang ; et al. | 2014-07-17 |
Recovery Method Of Highly Pure Lactic Acid And Alkyl Lactate
App 20120142945 - HWANG; Dong Won ; et al. | 2012-06-07 |
Lamella Structured Thin Films With Ultralow Dielectric Constants And High Hardness And Method For Manufacturing The Same
App 20090208737 - Kwon; Young Uk ; et al. | 2009-08-20 |
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