Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12187825 | Polar group-containing olefin copolymer | Kyoko Nozaki, Xiaoming Wang | 2025-01-07 |
| 11149099 | Metal complex and method for producing the same, catalyst component for olefin polymerization and catalyst for olefin polymerization containing the metal complex, and methods for producing α-olefin polymer and copolymer using the catalyst for olefin polymerization | Kyoko Nozaki, Shingo Ito, Wen-Jie Tao, Yohei Konishi, Hisashi Ohtaki +2 more | 2021-10-19 |
| 9963522 | Metallocene complex and method for producing olefin polymer | Toshinori Suzuki, Masami Kashimoto, Masato Nakano, Hideshi Uchino | 2018-05-08 |
| 9505894 | Polypropylene-based resin composition and foam sheet | Sachio Hotta, Kazuo Asuka, Shinichi Kitade, Kuninori Takahashi, Iku Kouzai | 2016-11-29 |
| 9284427 | Polypropylene-based resin composition and foam sheet | Sachio Hotta, Kazuo Asuka, Shinichi Kitade, Kuninori Takahashi, Iku Kouzai | 2016-03-15 |
| 8735513 | Reactor for propylene polymerization and process for producing propylene polymer | Takanori Nakashima, Katsuhiko Oono, Kenji Mitsutani, Tomoyuki Yoshida, Shigeo Mizukami +1 more | 2014-05-27 |
| 7390575 | Propylene-ethylene random block copolymer and biaxially oriented multi-layer film using the same as a surface layer | Kuninori Takahashi, Iku Kouzai, Shinichi Kitade, Shigeo Mizukami, Koichi Hirayama | 2008-06-24 |
| 7189790 | Catalyst component for olefin polymerization, catalyst for α-olefin polymerization and process for the production of α-olefin polymer | Naoshi Iwama, Hisashi Ohtaki | 2007-03-13 |
| 6875485 | Resin composition for heat-shrinkable polypropylene shrink label and film comprising same | Gen Kanai, Tadashi Sezume | 2005-04-05 |
| 6825280 | Propylene block copolymer and propylene resin composition | Yu Hayakawa, Tsuyoshi Ogasawara, Yuuji Fujita, Masao Sakaizawa, Kimiho Kosegaki +5 more | 2004-11-30 |
| 6677411 | Component of catalyst for olefin polymerization | Hideshi Uchino, Hiroshi Nakano, Shuuichi Toriu, Hirotugu Niwa, Yoshiyuki Ishihama +1 more | 2004-01-13 |
| 6624253 | Propylene type resin composition, film made thereof, and laminated resin film | Yasunori Nakamura, Tadashi Sezume | 2003-09-23 |
| 6531552 | Olefin polymerization catalyst and method for polymerizing olefin using the same | Hiroshi Nakano, Hideshi Uchino, Tadashi Takahashi | 2003-03-11 |
| 6469100 | Propylene block copolymer and resin composition | Toru Suzuki, Toshihiko Sugano, Hironari Sano, Motohiro Seki, Hiroshi Nakano | 2002-10-22 |
| 5623022 | Process for producing propylene block copolymers | Toshihiko Sugano | 1997-04-22 |