Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6458938 | Chitosan derivatives combined with polypropylene glycol and method for preparing the same | Byung Ki Jo, Byung J. Ha | 2002-10-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6458938 | Chitosan derivatives combined with polypropylene glycol and method for preparing the same | Byung Ki Jo, Byung J. Ha | 2002-10-01 |