Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5645778 | Process of making a cellulose acetate semipermeable membrane | John M. Radovich, Melvin Rothberg | 1997-07-08 |
| 5643452 | High-flux hollow-fiber membrane with enhanced transport capability and process for making same | Anders Althin, Ben Fernandez, Raymond Elsen, Kees Ruzius, Lalith K. Silva | 1997-07-01 |