Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6579338 | Controlled release urea-formaldehyde liquid fertilizer resins with high nitrogen levels | Stacey L. Wertz, Lisa M. Arthur, Kurt D. Gabrielson | 2003-06-17 |
| 6566459 | Melamine-urea-formaldehyde resins modified with cyclic urea prepolymer and sodium metabisulfite | Pablo G. Dopico, Stacey L. Wertz, James C. Phillips | 2003-05-20 |