Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6846452 | Scale inhibitor for an aqueous system | Dwight E. Emerich | 2005-01-25 |
| 6503400 | Phosphate stabilizing compositions | Dwight E. Emerich | 2003-01-07 |
| 6464900 | Scale corrosion inhibiting composition | Dwight E. Emerich | 2002-10-15 |
| 6207079 | Scale and/or corrosion inhibiting composition | Dwight E. Emerich | 2001-03-27 |