Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9382356 | Catalyst for olefin polymerization, method for producing olefin polymer, method for producing propylene-based copolymer, propylene polymer, propylene-based polymer composition, and use of those | Yasushi Tohi, Masahiko Okamoto, Ryoji Mori, Tatsuya Nakamura, Takashi Yukita +12 more | 2016-07-05 |
| 8802779 | Propylene-based polymer composition, use thereof, and method for producing thermoplastic polymer composition | Masahiko Okamoto, Ryoji Mori, Takashi Nakagawa, Hiromasa Marubayashi, Shigenobu Ikenaga +1 more | 2014-08-12 |
| 8017705 | Process for production of syndiotactic propylene polymer | Tomohiro Yamaguchi, Junpei Tanaka, Shiro Otsuzuki, Yasushi Tohi, Nobukazu Yamahira +3 more | 2011-09-13 |
| 7847040 | α-olefin-based polymer composition, molded product formed from the composition, and novel polymer | Ryoji Mori, Takashi Nakagawa, Shigenobu Ikenaga, Hiromasa Marubayashi, Masahiko Okamoto +1 more | 2010-12-07 |