Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7262181 | Water soluble cellulose etherified derivatives styptic materials | Mei Zhang, Jinyu Zhang | 2007-08-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7262181 | Water soluble cellulose etherified derivatives styptic materials | Mei Zhang, Jinyu Zhang | 2007-08-28 |