Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6809158 | Water-absorbing agent and process for producing the same | Hiroyuki Ikeuchi, Nobuyuki Harada | 2004-10-26 |
| RE38444 | Absorbing agent, process of manufacturing same, and absorbent product containing same | Katsuyuki Wada, Kinya Nagasuna, Shin-ichi Fujino | 2004-02-24 |