Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11098004 | Method of purifying 1,5-diaminopentane | Seok Hyun KANG, Chang Yub OH, Jin Tae Hong | 2021-08-24 |
| 10450262 | Method for purifying 1,4-diaminobutane | Hong Xian Li, Hyun Ju Won, Hyo Hyoung Lee, Kyung Su Na, Su Jin Park +4 more | 2019-10-22 |
| 9963421 | Refining method of organic amine | Hyun Ju Won, Hideki Murata, Chong Ho Lee | 2018-05-08 |
| 9376370 | Method for purifying 1,4-diaminobutane, 1,4-diaminobutane purified by said method, and polyamide prepared therefrom | Yong Bum Seo, Chong Ho Lee, In Sung Lee, Hideki Murata | 2016-06-28 |
| 9290771 | Recombinant microorganism having an enhanced ability to produce putrescine and a method for producing putrescine using the same | Kyoung Min Lee, Seon Hye KIM, Hye Won Um, Min Sun Kang, Su Jin Choi +5 more | 2016-03-22 |
| 8927774 | Method for separating and purifying 1,4-diaminobutane from fermented solution | Soon Won Hong, Soo An Shin, Han Won Lee | 2015-01-06 |