Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11905238 | Method for preparing 1-butene and propylene | In Seop Kim, Sang Beom Lee, Man Woo Son | 2024-02-20 |
| 10266432 | Apparatus and method for treating ballast water | Chang Ha Lee, Yongha Park, Jae-Hoon Hong, Tao Wei, Jae-Jeong Kim +1 more | 2019-04-23 |
| 9771521 | Simultaneous pretreatment method of heavy hydrocarbon distillate and lignocellulosic biomass using solvent | Chang Ha Lee, Jae Hyuk Lee, Tran Tan Viet, Ik Sung Ahn | 2017-09-26 |
| 9643154 | Process for preparing carbon dioxide adsorbent and carbon dioxide capture module containing the adsorbent | Chang Ha Lee, Anh Tuan Vu, Keon Ho | 2017-05-09 |
| 9550167 | Method for preparing hollow carbon structure using cracking reaction of heavy hydrocarbon fraction | Chang Ha Lee, Koriakin Anton, Eun Ji Woo | 2017-01-24 |