Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11597709 | Preparing method for 5-alkoxymethylfurfural | Dong Won Hwang, Young Kyu Hwang, Ma Eum LEE, Do Young Hong | 2023-03-07 |
| 10253012 | Method and apparatus for preparation of lactide using lactide purification process | Dong Won Hwang, Jong-San Chang, Young Kyu Hwang, U Hwang Lee, Do Young Hong +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 | Dong Won Hwang, Young Kyu Hwang, In Taek Hwang, Jong-San Chang, Do Young Hong +1 more | 2019-03-12 |
| 10138185 | Method for preparation of mannitol from fructose using butanol as solvent | Dong Won Hwang, 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 | Dong Won Hwang, Jong-San Chang, Young Kyu Hwang, U Hwang Lee, Do Young Hong | 2018-06-05 |
| 9561492 | Method for producing lactide directly from lactic acid and a catalyst used therein | Dong Won Hwang, Jong-San Chang, U-Hwang Lee, Young Kyu Hwang | 2017-02-07 |
| 9539561 | Method for producing lactide directly from lactic acid and a catalyst used therein | Dong Won Hwang, Jong-San Chang, U-Hwang Lee, Young Kyu Hwang | 2017-01-10 |