Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6476155 | Method of producing a hydrophilic resin | Masatoshi Nakamura, Kinya Nagasuna, Yoshihiko Masuda | 2002-11-05 |
| 6469080 | Water-absorbent resin composition | Koji Miyake, Shinichi Fujino, Masatoshi Nakamura | 2002-10-22 |