Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11229861 | Sludge harvester improvements | — | 2022-01-25 |
| 7892438 | Method and apparatus for collecting and/or removing sludge | — | 2011-02-22 |
| 7767094 | Method and apparatus for collecting and/or separating solids from liquids | — | 2010-08-03 |
| 7754073 | Method and apparatus for collecting and/or removing sludge | — | 2010-07-13 |