Chang; Yong Keun
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chang; Yong Keun.The latest application filed is for "fucose separation method and apparatus therefor".
- Chang; Yong Keun - Sejong KR
- CHANG; Yong Keun - Daejeon KR
- Chang; Yong Keun - Taejon KR
| Patent | Date |
|---|---|
| Hydrocracking catalyst based on hierarchically porous beta zeolite and method of preparing the same and method of preparing bio-jet fuel from triglyceride-containing biomass using the same Grant 10,793,785 - Chang , et al. October 6, 2 | 2020-10-06 |
| Fucose Separation Method And Apparatus Therefor App 20200216483 - CHANG; Yong Keun ; et al. | 2020-07-09 |
| Hydrocracking Catalyst Based On Hierarchically Porous Beta Zeolite And Method Of Preparing The Same And Method Of Preparing Bio-jet Fuel From Triglyceride-containing Biomass Using The Same App 20190136142 - Chang; Yong Keun ; et al. | 2019-05-09 |
| Method for manufacturing organic acid by high-efficiency continuous fermentation Grant 6,596,521 - Chang , et al. July 22, 2 | 2003-07-22 |
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