Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6053964 | Apparatus and method for applying a leaching solution to ore | — | 2000-04-25 |
| 4651468 | Method and apparatus for natural fertilization and irrigation of plants | Egmont U. Martinez, Jesus Martínez | 1987-03-24 |