Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7252697 | Methods for making controlled-release ammonium phosphate fertilizer | Zongwen Liao, Xiaoyun Mao, Ping-Xiao Guan | 2007-08-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7252697 | Methods for making controlled-release ammonium phosphate fertilizer | Zongwen Liao, Xiaoyun Mao, Ping-Xiao Guan | 2007-08-07 |