Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8328025 | Dual surface density baffle for clarifier tank | Earle Schaller | 2012-12-11 |
| 8083075 | Denisty current baffle for a clarifier tank | Earle Schaller | 2011-12-27 |
| 7963403 | Dual surface density baffle for clarifier tank | Earle Schaller | 2011-06-21 |
| 7726494 | Density current baffle for a clarifier tank | Earle Schaller | 2010-06-01 |
| 7556157 | Density current baffle for a clarifier tank | Earle Schaller | 2009-07-07 |