Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9644165 | Lubricating resin composition | Hitoshi Ozawa, Tsuyoshi Masuda | 2017-05-09 |
| 9234053 | Process for producing carboxyl-containing polymer composition, and carboxyl-containing polymer composition | Ryousuke Murakami, Yuichiro Morimitsu, Masahiro Suzuki | 2016-01-12 |
| 5567744 | High water-absorbent resin composition | Manabu Nagata, Takushi Yamamoto, Naoyuki Hashimoto, Hiroki Ishikawa, Yozo Yamada | 1996-10-22 |
| 5075373 | Water retention material with water-absorbency | Shigeji Obayashi, Morio Nakamura, Kosaku Yamada, Tetsurou Motooka | 1991-12-24 |
| 4590227 | Water-swellable elastomer composition | Morio Nakamura, Shigeji Obayashi, Hitoshi Tanaka, Motomu Hirakawa | 1986-05-20 |