Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8119749 | Method of taking (meth)acrylic ester polymer out of liquid reaction mixture | Kenichi Hamada, Susumu Matsunaga, Kazunori Watanabe, Jun Nagai, Tatsufumi Watanabe +2 more | 2012-02-21 |
| 6894114 | Block copolymer | Kenichi Hamada, Kazushige Ishiura, Yoshihiro Morishita | 2005-05-17 |
| 6878789 | Preparation process of acrylic acid ester polymer | Naohiko Uchiumi, Kenichi Hamada, Tomohiro Ono, Sachie Yaginuma, Kazushige Ishiura | 2005-04-12 |
| 6831144 | Anionic polymerization process, and process for producing a polymer by the anionic polymerization process | Kenichi Hamada, Kazushige Ishiura, Sachie Yaginuma | 2004-12-14 |
| 6555637 | Anionic polymerization process, and process for producing a polymer by the anionic polymerization process | Kenichi Hamada, Kazushige Ishiura, Sachie Yaginuma | 2003-04-29 |
| 6329480 | Preparation process of acrylic acid ester polymer | Naohiko Uchiumi, Kenichi Hamada, Tomohiro Ono, Sachie Yaginuma, Kazushige Ishiura | 2001-12-11 |
| 4537999 | Process for a production of dinitrophenyl ethers | Tetsuya Ogawa, Shinichi Saitoh, Takeshi Inoi, Heitaro Obara | 1985-08-27 |