Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12019538 | Software application build testing | Jingun Hong | 2024-06-25 |
| 11801496 | Catalyst for preparing 1,2-pentanediol and method for preparing 1,2-pentanediol by using same | Young Kyu Hwang, Do Young Hong, Jaesung Kwak, Pandharinath Pravin Upare, Jung-Ho Lee +5 more | 2023-10-31 |
| 11768761 | Software application build testing | Jingun Hong | 2023-09-26 |
| 11607674 | Heterogeneous catalyst complex for carbon dioxide conversion | Young Kyu Hwang, Jaesung Kwak, Maeum LEE, Anil Haribhau Valekar, Kyung Ryul OH +3 more | 2023-03-21 |
| 11597709 | Preparing method for 5-alkoxymethylfurfural | Young Kyu Hwang, Ma Eum LEE, Pravin Pandharinath Upare, Do Young Hong | 2023-03-07 |
| 10766019 | Olefin metathesis reaction catalyst and preparation method therefor | Jong Yeol Jeon, Man Jae Gil, Young Kyu Hwang, Yoo Han Han | 2020-09-08 |
| 10644350 | Secondary battery including organic-inorganic hybrid nanoporous material as water adsorbent | Jong-San Chang, Young Kyu Hwang, Kyung Ho Cho, U Hwang Lee, Sue Kyung Lee +1 more | 2020-05-05 |
| 10329211 | Method for oligomerization of ethylene | Ho Jeong Chae, Maeum LEE, Ji Sun Yoon | 2019-06-25 |
| 10253012 | Method and apparatus for preparation of lactide using lactide purification process | Jong-San Chang, Young Kyu Hwang, U Hwang Lee, Do Young Hong, Su-Kyung Lee +2 more | 2019-04-09 |
| 10227668 | Method for preparing fructose or xylulose from biomass containing glucose or xylose using butanol, and method for separating the same | Pravin Pandharinath Upare, Young Kyu Hwang, In Taek Hwang, Jong-San Chang, Do Young Hong +1 more | 2019-03-12 |
| 10195592 | Zirconium-based metal-organic frameworks as catalyst for transfer hydrogenation | Young Kyu Hwang, Jong-San Chang, Do Young Hong, U Hwang Lee, Kyung Ho Cho +2 more | 2019-02-05 |
| 10138185 | Method for preparation of mannitol from fructose using butanol as solvent | Pravin Pandharinath Upare, Young Kyu Hwang, Do Young Hong, Jong-San Chang, U Hwang Lee +2 more | 2018-11-27 |
| 9988362 | Method for preparing furan derivatives from biomass | Pravin Pandharinath Upare, Jong-San Chang, Young Kyu Hwang, U Hwang Lee, Do Young Hong | 2018-06-05 |
| 9687772 | Inorganic-organic hybrid nanoporous material with nitrogen selective adsorptivity and method for separating nitrogen-containing gas mixture using the same | Jong-San Chang, Young Kyu Hwang, Ji Woong Yoon, Do Young Hong, U-Hwang Lee +4 more | 2017-06-27 |
| 9561492 | Method for producing lactide directly from lactic acid and a catalyst used therein | Jong-San Chang, Pravin Pandharinath Upare, U-Hwang Lee, Young Kyu Hwang | 2017-02-07 |
| 9539561 | Method for producing lactide directly from lactic acid and a catalyst used therein | Jong-San Chang, Pravin Pandharinath Upare, U-Hwang Lee, Young Kyu Hwang | 2017-01-10 |
| 9302258 | Complex comprising crystalline hybrid nanoporous material powder | Jong-San Chang, U-Hwang Lee, Young Kyu Hwang, You-Kyong Seo, Ji Sun Lee +2 more | 2016-04-05 |
| 9038409 | Apparatus for treating air by using porous organic-inorganic hybrid materials as an absorbent | Young Kyu Hwang, Jong-San Chang, Ji Sun Lee | 2015-05-26 |
| 9012685 | Recovery method of highly pure lactic acid and alkyl lactate | Jong-San Chang, Young Kyu Hwang, U-Hwang Lee, HyoJin Gwak | 2015-04-21 |
| 8507399 | Porous organic-inorganic hybrid materials with crystallinity and method for preparing thereof | Young Kyu Hwang, Jong-San Chang, You-Kyong Seo | 2013-08-13 |
| 8252950 | Porous organic-inorganic hybrid materials with crystallinity and method for preparing thereof | Young Kyu Hwang, Jong-San Chang, You-Kyong Seo | 2012-08-28 |
| 7879736 | Composition for etching silicon oxide and method of forming a contact hole using the same | Kook-Joo Kim, Jung In La, Pil-Kwon Jun, Seung-Ki Chae, Yang-Koo Lee | 2011-02-01 |
| 7351667 | Etching solution for silicon oxide method of manufacturing a semiconductor device using the same | Hun-Jung Yi, Kwang-Shin Lim, Jung-Dae Park | 2008-04-01 |