Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7056058 | Transport corridor drainage systems | Humberto Urriola | 2006-06-06 |
| 6779946 | Drainage structures | Humberto Urriola | 2004-08-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7056058 | Transport corridor drainage systems | Humberto Urriola | 2006-06-06 |
| 6779946 | Drainage structures | Humberto Urriola | 2004-08-24 |