Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6447764 | Method for isolating anionic organic substances from aqueous systems using cationic polymer nanoparticles | Hans-Gerhard Fritz, Martin Maier, Jens Schewitz, Michael Gerster | 2002-09-10 |