Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6344144 | High-capacity bio-block aeration system for stimulating enhanced bio-activity in aerobic wastewater treatment processes | David G. Long | 2002-02-05 |
| 5931406 | Method and winder for the continuous winding of a material web | — | 1999-08-03 |