Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6966983 | Continuous multistage thermophilic aerobic sludge digestion system | Prakash G. Balan, Bradley A. Swope | 2005-11-22 |
| 6877959 | Surface aeration impellers | — | 2005-04-12 |
| 6860631 | Surface aeration impeller designs | Prakash G. Balan | 2005-03-01 |