Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6540808 | Controlled release fertilizers based on self-assembled molecule coatings | Zhongxin Ma, Donald Thomas | 2003-04-01 |
| 6475259 | Coating agent and coated particulate fertilizers | Donald Thomas, Kerry Collins | 2002-11-05 |