Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6762267 | Controlled release polyacrylic acid granules and a process for preparing the same | David William Weaver, William R. Wilber, Jian-Hwa Guo, Edward S. Greenberg | 2004-07-13 |