Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4902426 | Ion exchange compositions | Pedro B. Macedo, Theodore A. Litovitz | 1990-02-20 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4902426 | Ion exchange compositions | Pedro B. Macedo, Theodore A. Litovitz | 1990-02-20 |