Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6216388 | Dissolving polymer plug for introducing nutrients and medicinal materials into tree trunks | Salam M. Awada | 2001-04-17 |
| 4927447 | Soil amendment material and process for preparation thereof | Nabil N. Youssef | 1990-05-22 |
| 4872899 | Treatment of plant chlorosis with rhodotorulic acid | — | 1989-10-10 |
| 4762545 | Soil amendment material and process for preparation thereof | Nabil N. Youssef | 1988-08-09 |