Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5531894 | Method of treating wastewater | Harold L. Ball, Terry R. Bounds, Eric S. Ball | 1996-07-02 |
| 5480561 | Method and apparatus for treating wastewater | Harold L. Ball, Eric S. Ball, Terry R. Bounds | 1996-01-02 |
| 5360556 | Method of feeding wastewater effluent to filter bed through parallel conduits | Harold L. Ball, Terry R. Bounds, Eric S. Ball | 1994-11-01 |