Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821427 | Methods for reducing the amount of contaminants in water | John MacPherson, Everett J. Nichols | 2004-11-23 |
| 6749748 | Methods for reducing the amount of contaminants in water | John MacPherson, Everett J. Nichols | 2004-06-15 |