Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6458921 | Water-absorbent resin granule-containing composition and production process for water-absorbent resin granule | Yorimichi Dairoku, Kunihiko Ishizaki, Takumi Hatsuda, Katsuhiro Kajikawa, Soichi Yamada | 2002-10-01 |
| 6372852 | Water-absorbing composition and production process for water-absorbing agent | Yuji Yamamoto, Shigenori Kirimura, Nobuyuki Harada | 2002-04-16 |