Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6696618 | Absorbent composites exhibiting swelling/deswelling properties | Richard Norris Dodge, II, Xiaomin Zhang, Jian Qin | 2004-02-24 |
| 6689934 | Absorbent materials having improved fluid intake and lock-up properties | Richard Norris Dodge, II, Nancy Lange, Jayant Chakravarty, Jian Qin, Sridhar Ranganathan +2 more | 2004-02-10 |