Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6569968 | Polymer of a water-soluble radical-polymerizable monomer, process for producing the polymer and flocculant comprising the polymer | Katsutoshi Kubo, Tomoe Ueno | 2003-05-27 |