Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6676836 | Surge anoxic mix sequencing batch reactor systems | — | 2004-01-13 |
| 6398957 | Surge anoxic mix sequencing batch reactor systems | — | 2002-06-04 |
| 6190554 | Surge anoxic mix sequencing batch reactor systems | — | 2001-02-20 |
| 4618426 | Retrievable jet mixing systems | — | 1986-10-21 |
| 4596658 | Sequencing batch reactor decanter systems | — | 1986-06-24 |
| 4576720 | Subcyclonic jet recirculation grit removal system | — | 1986-03-18 |
| 4372851 | Multi stage flocculation treatment system | — | 1983-02-08 |
| 4290884 | Nitrification-denitrification system | — | 1981-09-22 |
| 4206047 | Multi-stage systems for waste water oxidation | — | 1980-06-03 |
| 4206052 | Multi stage flocculation treatment system | — | 1980-06-03 |
| 4199452 | Jet aeration channel system | — | 1980-04-22 |