Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5730876 | Separation and purification of low molecular weight chitosan using multi-step membrane separation process | Hyang-Ja You, Kil-Hyun Park, Yong Ho Kim, Yong-Ju Kim, Seon Jeong Kim +1 more | 1998-03-24 |