Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6646083 | Crosslinked polymers containing tertiary amine and/or quaternary ammonium salt structures, processes for making and uses thereof | Takehiko Morita, Takafumi Kubo, Hiroshi Yamamoto, Kenichi Takematsu, Yutaka Sugiyama | 2003-11-11 |