Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6279752 | Wide rectangular clarifiers | — | 2001-08-28 |
| 5992644 | Plastic flight type water treatment system for rectangular clarifiers | — | 1999-11-30 |
| 5806658 | Composite non-metallic and metallic chain for water treatment systems | — | 1998-09-15 |
| 5788837 | Plastic flight type water treatment system for rectangular clarifiers | — | 1998-08-04 |
| 5336417 | Bucket grit elevator system | — | 1994-08-09 |
| 5295917 | Split sprocket with quick locking mechanism | — | 1994-03-22 |
| 4766997 | Bearing for a conveyor chain | — | 1988-08-30 |
| 4645598 | Water treatment plastic products for rectangular clarifiers | — | 1987-02-24 |