Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5665239 | Processes for deionization and demineralization of fluids | Arthur Katzakian, Jr., Charles Grix, Frank A. Brigano | 1997-09-09 |
| 5665783 | Recyclable regenerant for weak acid ion exhange resins | Arthur Katzakian, Jr., Henry Cheung, Charles Grix | 1997-09-09 |