Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8466238 | Latent curing agents, epoxy resin compositions containing the same, sealing materials, and organic EL displays | Mitsuaki Chida, Yugo Yamamoto, Yuichi Ito, Takashi Nakano, Naritoshi Yoshimura | 2013-06-18 |
| 6419951 | Sustained releasing drug comprising copolymers and process for preparing the same | Hosei Shinoda, Yukiko Asou | 2002-07-16 |
| 6372844 | Resin composition | Hosei Shinoda, Yukiko Asou | 2002-04-16 |
| 6372880 | Copolymer and process for preparing the same | Hosei Shinoda, Yukiko Asou | 2002-04-16 |
| 6346569 | Production process of cross-linked polysuccinimide resin | Yoshihiro Irizato, Makoto Sukegawa, Toshio Katoh, Akinori Nagatomo, Masaru Wada | 2002-02-12 |
| 6342241 | Medical composition of hydroxy acid-based oligomer | Yukiko Asou, Hosei Shinoda | 2002-01-29 |
| 6072024 | Production process of cross-linked polyaspartic acid resin | Yoshihiro Irizato, Makoto Sukegawa, Toshio Katoh, Akinori Nagatomo, Masaru Wada | 2000-06-06 |
| 5986042 | Cross-linked polymer | Yoshihiro Irizato, Makoto Sukegawa, Toshio Katoh | 1999-11-16 |
| 5686066 | Polyaspartic acid Zwitterionic derivatives, preparation processes thereof, hair-treating compositions and cosmetic compositions | Yukiko Harada, Hosei Shinoda, Makoto Sukegawa | 1997-11-11 |
| 5571889 | Polymer containing monomer units of chemically modified polyaspartic acids or their salts and process for preparing the same | Toshio Katoh, Akinori Nagatomo, Masanobu Ajioka, Akihiro Yamaguchi | 1996-11-05 |
| 5525682 | Superabsorbent polymer and process for producing same | Akinori Nagatomo, Masanobu Ajioka, Akihiro Yamaguchi | 1996-06-11 |
| 5484945 | Preparation process of polysuccinimide | Akinori Nagatomo, Masanobu Ajioka, Akihiro Yamaguchi | 1996-01-16 |
| 5461085 | Superabsorbent polymer and process for producing same | Akinori Nagatomo, Masanobu Ajioka, Akihiro Yamaguchi | 1995-10-24 |
| 4971815 | Additive for stock feeds, stock feed containing additive, and process for preparation of additive | Kazuo Takahashi, Kazuo Sato, Kiyoshi Mizushima, Fuminobu Yoshimi, Sohei Morita | 1990-11-20 |
| 4865852 | Additive for stock feeds, stock feed containing additive, and process for preparation of additive | Kazuo Takahashi, Kazuo Sato, Kiyoshi Mizushima, Fuminobu Yoshimi, Sohei Morita | 1989-09-12 |