Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10358412 | Method of preparing difluorinated alcohol compound | Da Eun Kwon, Myeng Chan Hong | 2019-07-23 |
| 10093677 | Method for preparing spiro quaternary ammonium salt | Myeng Chan Hong, Young Seop CHOI, Seung Hun Lee, Da Eun Kwon, So-Hyun Jang +1 more | 2018-10-09 |
| 6218352 | Composite composition comprising sodium percarbonate with improved solubility | Sang Hwa Lee, Jong Pill Lee, Han Seog Cho | 2001-04-17 |
| 5851420 | Process for manufacturing granular sodium percarbonate | Sang Ryul Kim, Hwan Kee Heo, Jong Pill Lee | 1998-12-22 |