Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6410616 | Crosslinked polymer particle and its production process and use | Nobuyuki Harada, Masatoshi Nakamura, Yoshifumi Adachi | 2002-06-25 |
| 6372852 | Water-absorbing composition and production process for water-absorbing agent | Kazuhisa Hitomi, Yuji Yamamoto, Nobuyuki Harada | 2002-04-16 |