Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9446415 | Portable flexible sluice box with airfoil-shaped flare | Douglas R. Renzoni | 2016-09-20 |
| D744619 | Elutriation pipe assembly | Douglas R. Renzoni | 2015-12-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9446415 | Portable flexible sluice box with airfoil-shaped flare | Douglas R. Renzoni | 2016-09-20 |
| D744619 | Elutriation pipe assembly | Douglas R. Renzoni | 2015-12-01 |