Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5376279 | Filtration using ionically and electrically conductive depth filter | Simon J. Judd | 1994-12-27 |
| 5084185 | Method of ion exchange | Andrzej W. Nowosielski-Slepowron | 1992-01-28 |
| 4671879 | Process for reducing the nitrate content in water | Abraham Klapwijk | 1987-06-09 |