Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5198505 | Uniform polyvinylidene difluoride membranes | Ioannis P. Sipsas, Irving B. Joffee | 1993-03-30 |
| 5196508 | Method for making uniform polyvinylidene difluoride membranes | Ioannis P. Sipsas, Irving B. Joffee | 1993-03-23 |