Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6733663 | Waste water treatment washer compactor system | Michael Guthrie | 2004-05-11 |
| 6698766 | Slide gate sealing system | — | 2004-03-02 |
| 6508387 | Gravity flow sludge load-out metering gate | Jerry Kinzel | 2003-01-21 |
| 6447674 | Gravity flow sludge load-out system | Richard H. Wilson | 2002-09-10 |
| 5687782 | Transfer valve for a granular materials dispensing system | Bruce Cleveland, Albert M. Benedetti, Jr., Paul A. Nolte | 1997-11-18 |