Inventor · disambiguated record
Dong Won Hwang
Also filed as: HWANG DONG-WON
25 granted patents·21 pending applications·63 citations·filing 2004–2025
93Inventor score
Files withKOREA RES INST CHEMICAL TECH25HWANG DONG-WON6SAP SE5HWANG YOUNG KYU3SAMSUNG ELECTRONICS CO LTD2
Top patents by PatentIndex Score
46 records- 0188US8252950B2Porous organic-inorganic hybrid materials with crystallinity and method for preparing thereofHWANG YOUNG KYU·Filed 2009·Granted Aug 28, 2012·11 cites·7 claims
- 0287US10195592B2Zirconium-based metal-organic frameworks as catalyst for transfer hydrogenationKOREA RES INST CHEMICAL TECH·Filed 2017·Granted Feb 5, 2019·3 cites·20 claims
- 0387US8507399B2Porous organic-inorganic hybrid materials with crystallinity and method for preparing thereofHWANG YOUNG KYU·Filed 2012·Granted Aug 13, 2013·6 cites·12 claims
- 0486US10644350B2Secondary battery including organic-inorganic hybrid nanoporous material as water adsorbentKOREA RES INST CHEMICAL TECH·Filed 2018·Granted May 5, 2020·2 cites·20 claims
- 0586US9012685B2Recovery method of highly pure lactic acid and alkyl lactateHWANG DONG WON·Filed 2011·Granted Apr 21, 2015·16 cites·19 claims
- 0685US10138185B1Method for preparation of mannitol from fructose using butanol as solventKOREA RES INST CHEMICAL TECH·Filed 2018·Granted Nov 27, 2018·2 cites·7 claims
- 0784US7351667B2Etching solution for silicon oxide method of manufacturing a semiconductor device using the sameSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Apr 1, 2008·10 cites·10 claims
- 0882US12461839B1Database instance clusteringSAP SE·Filed 2024·Granted Nov 4, 2025·1 cites·20 claims
- 0982US10253012B2Method and apparatus for preparation of lactide using lactide purification processKOREA RES INST CHEMICAL TECH·Filed 2016·Granted Apr 9, 2019·2 cites·15 claims
- 1081US11768761B2Software application build testingSAP SE·Filed 2021·Granted Sep 26, 2023·1 cites·20 claims
- 1178US9539561B2Method for producing lactide directly from lactic acid and a catalyst used thereinKOREA RES INST CHEMICAL TECH·Filed 2013·Granted Jan 10, 2017·2 cites·5 claims
- 1274US10329211B2Method for oligomerization of ethyleneKOREA RES INST CHEMICAL TECH·Filed 2017·Granted Jun 25, 2019·1 cites·11 claims
- 1369US12019538B2Software application build testingSAP SE·Filed 2023·Granted Jun 25, 2024·0 cites·20 claims
- 1469US9038409B2Apparatus for treating air by using porous organic-inorganic hybrid materials as an absorbentHWANG YOUNG KYU·Filed 2009·Granted May 26, 2015·2 cites·14 claims
- 1566US2025263533A1Method for continuously recovering styrene monomer from waste polystyreneKOREA RES INST CHEMICAL TECH·Filed 2023·Application pending·0 cites
- 1665US11597709B2Preparing method for 5-alkoxymethylfurfuralKOREA RES INST CHEMICAL TECH·Filed 2021·Granted Mar 7, 2023·0 cites·7 claims
- 1765US7879736B2Composition for etching silicon oxide and method of forming a contact hole using the sameSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Feb 1, 2011·2 cites·12 claims
- 1865US2024182663A1Method for recovering styrene monomers from waste polystyreneKOREA RES INST CHEMICAL TECH·Filed 2022·Application pending·0 cites
- 1961US9302258B2Complex comprising crystalline hybrid nanoporous material powderCHANG JONG-SAN·Filed 2012·Granted Apr 5, 2016·2 cites·13 claims
- 2061US2024059722A1Coordination complex compound-zif complex and method of preparing sameKOREA RES INST CHEMICAL TECH·Filed 2023·Application pending·0 cites
- 2160US12436867B2Machine learning based pre-submit test selectionSAP SE·Filed 2023·Granted Oct 7, 2025·0 cites·20 claims
- 2260US9561492B2Method for producing lactide directly from lactic acid and a catalyst used thereinKOREA RES INST CHEMICAL TECH·Filed 2015·Granted Feb 7, 2017·0 cites·3 claims
- 2359US2024317655A1Method for preparing alpha-olefin with high selectivity, and dual-bed catalyst system thereforKOREA RES INST CHEMICAL TECH·Filed 2022·Application pending·0 cites
- 2459US2025161924A1Method of producing catalyst for synthesizing alkyl acrylate from alkyl lactate and a method of producing alkyl acrylate using catalystHYUNDAI MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 2559US2025188047A1Method for preparing 5-acetoxymethyl furfural (amf) from sugar ingredients and method for preparing 2,5-furandicarboxylic acid (fdca) comprising sameKOREA RES INST CHEMICAL TECH·Filed 2023·Application pending·0 cites
- 2657US2025242309A1Apparatus and method for separating organic acid alkali salts into organic acids and alkali salts by using diffusion dialysisKOREA RES INST CHEMICAL TECH·Filed 2025·Application pending·0 cites
- 2756US2025059148A1Method for producing 5-halomethylfurfural and system thereforKOREA RES INST CHEMICAL TECH·Filed 2022·Application pending·0 cites
- 2856US2025051491A1Ethylene oligomerization catalyst including ligand compound, catalyst composition employing same, and method for producing ethylene oligomer by using sameKOREA RES INST CHEMICAL TECH·Filed 2023·Application pending·0 cites
- 2955US2023076397A1Method for simultaneous conversion of hydrogen source and a carbon dioxide source into formate with improved yieldKOREA RES INST CHEMICAL TECH·Filed 2022·Application pending·0 cites
- 3055US2023026024A1System and method for two-step simultaneous conversion of carbon dioxide (co2) and hydrocarbon containing at least one hydroxy groupKOREA RES INST CHEMICAL TECH·Filed 2022·Application pending·0 cites
- 3154US10227668B2Method for preparing fructose or xylulose from biomass containing glucose or xylose using butanol, and method for separating the sameKOREA RES INST CHEMICAL TECH·Filed 2017·Granted Mar 12, 2019·0 cites·17 claims
- 3253US11607674B2Heterogeneous catalyst complex for carbon dioxide conversionKOREA RES INST CHEMICAL TECH·Filed 2020·Granted Mar 21, 2023·0 cites·16 claims
- 3353US9687772B2Inorganic-organic hybrid nanoporous material with nitrogen selective adsorptivity and method for separating nitrogen-containing gas mixture using the sameKOREA RES INST CHEMICAL TECH·Filed 2015·Granted Jun 27, 2017·0 cites·19 claims
- 3452US11801496B2Catalyst for preparing 1,2-pentanediol and method for preparing 1,2-pentanediol by using sameKOREA RES INST CHEMICAL TECH·Filed 2019·Granted Oct 31, 2023·0 cites·7 claims
- 3552US2025190331A1Software application build testing with adaptive test case selectionSAP SE·Filed 2023·Application pending·0 cites
- 3648US2025206712A15-halomethylfurfural production method involving pretreatment stepKOREA RES INST CHEMICAL TECH·Filed 2025·Application pending·0 cites
- 3746US9988362B2Method for preparing furan derivatives from biomassKOREA RES INST CHEMICAL TECH·Filed 2016·Granted Jun 5, 2018·0 cites·11 claims
- 3843US2006160239A1Method of measuring a level of contamination in a chemical solution and systems thereofLEE SUNG-JAE·Filed 2005·Application pending·0 cites
- 3941US2007102023A1Apparatus for treating substrates with phosphoric acid solution and method for regenerating the phosphoric acid solution employed thereinYI HUN-JUNG·Filed 2006·Application pending·0 cites
- 4041US2015292058A1Method for recovering indium from indium containing solution or mixtureKOREA RES INST CHEM TECH·Filed 2013·Application pending·0 cites
- 4141US2009130842A1Method of forming contact hole and method of manufacturing semiconductor memory device using the sameHWANG DONG-WON·Filed 2008·Application pending·0 cites
- 4240US2011073801A1Composition for etching silicon oxide and method of forming a contact hole using the sameHWANG DONG-WON·Filed 2010·Application pending·0 cites
- 4339US10766019B2Olefin metathesis reaction catalyst and preparation method thereforKOREA RES INST CHEMICAL TECH·Filed 2017·Granted Sep 8, 2020·0 cites·10 claims
- 4438US2007037400A1Composition and methods removing polysiliconHWANG DONG-WON·Filed 2006·Application pending·0 cites
- 4535US2005227363A1Methods of monitoring rinsing solutions and related systems and reagentsHWANG DONG-WON·Filed 2004·Application pending·0 cites
- 4634US2006154484A1Method of removing a low-k layer and method of recycling a wafer using the sameHWANG DONG-WON·Filed 2006·Application pending·0 cites
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