Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8461270 | Olefin/aromatic vinyl copolymer, process for production thereof, resin compositions containing the copolymer, and stretched products of the copolymer | Zhaomin Hou | 2013-06-11 |
| 6939929 | Alpha-olefin-aromatic vinyl copolymer | Kiyohiko Yokota, Noriyuki Tani, Takashi Kanesaki | 2005-09-06 |
| 6838409 | Catalyst for olefin/styrene copolymerization, and process for producing olefin/styrene copolymer | Nobuhiro Yabunouchi, Kiyohiko Yokota | 2005-01-04 |
| 6696527 | Olefin copolymers and films and sheets | Kiyohiko Yokota, Noriyuki Tani, Junichi Matsumoto | 2004-02-24 |
| RE35289 | Process for production of styrene polymers | Masahiko Kuramoto, Michitake Uoi | 1996-07-02 |
| 5502133 | Syndiotactic styrene polymers | Masahiko Kuramoto, Michitake Uoi | 1996-03-26 |
| 5369196 | Production process of olefin based polymers | Junichi Matsumoto, Takuji Okamoto, Masami Watanabe | 1994-11-29 |
| 5252693 | Syndiotactic styrene polymers | Masahiko Kuramoto, Michitake Uoi | 1993-10-12 |
| 5189125 | Process for producing syndiotactic styrene copolymer | Masahiko Kuramoto, Michitake Uoi | 1993-02-23 |
| 5171919 | Process for producing propylene based oligomers | Masami Watanabe | 1992-12-15 |
| 5166238 | Styrene-based resin composition | Akikazu Nakano, Toshihiro Furusawa, Toshikazu Ijitsu, Masakazu Suzuki, Masahiko Kuramoto +4 more | 1992-11-24 |
| 4997898 | Vinylcyclohexane-based polymers and process for production thereof | Masahiko Kuramoto | 1991-03-05 |
| 4990580 | Process for production of styrene polymers | Masahiko Kuramoto, Michitake Uoi | 1991-02-05 |
| 4680353 | Process for production of styrene polymers | Masahiko Kuramoto, Michitake Uoi | 1987-07-14 |