Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6524487 | Methods and compositions using lanthanum for removing phosphate from water | Robert Kulperger, Richard Okun | 2003-02-25 |
| 6338800 | Methods and compositions using lanthanum for removing phosphates from water | Robert Kulperger, Richard Okun | 2002-01-15 |