Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6391454 | Controlled release urea-based products | Lijun Mao, Xiaoming Yang | 2002-05-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6391454 | Controlled release urea-based products | Lijun Mao, Xiaoming Yang | 2002-05-21 |