Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8629075 | Solid titanium catalyst component, olefin polymerization catalyst, and process for producing olefin polymer | Toshiyuki Tsutsui, Kisu Ro, Kourei Kuroiwa, Takushi Nagata, Atsushi Shibahara +2 more | 2014-01-14 |
| 7875350 | Ethylene polymer particle having specific intrinsic viscosity and crystallinity, production method thereof and molded article using the same | Tetsunori Shinozaki, Yasushi Nakayama, Kunihiko Mizumoto, Satoshi Akiyama, Toshiyuki Tsutsui | 2011-01-25 |
| 7687579 | Ethylene (co) polymer and its use | Mamoru Takahashi, Tetsuji Kasai, Junji Saito, Naoto Matsukawa, Kazutaka Tsuru +4 more | 2010-03-30 |
| 7563849 | Ethylene (co) polymer and its use | Mamoru Takahashi, Tetsuji Kasai, Junji Saito, Naoto Matsukawa, Kazutaka Tsuru +4 more | 2009-07-21 |
| 7335716 | Ethylene (co)polymers and uses thereof | Mamoru Takahashi, Tetsuji Kasai, Junji Saito, Naoto Matsukawa, Kazutaka Tsuru +4 more | 2008-02-26 |
| 6962890 | Olefin polymerization catalyst and process for olefin polymerization using the olefin polymerization catalyst | Naoto Matsukawa, Kazutaka Tsuru, Masatoshi Nitabaru, Junji Saito | 2005-11-08 |
| 6583237 | Process for producing olefin polymer and olefin polymers | Jun-ichi Imuta | 2003-06-24 |
| 6300416 | Rubber compositions for tires | Keiji Okada, Kenichi Morizono, Kazuyuki Takimoto, Masaaki Kawasaki, Tetsuo Tojo | 2001-10-09 |
| 6197985 | Solid aluminoxane for catalyst carrier, process for preparing the same, and uses thereof | Atsuo Kobata, Kazuhito Gotoh, Shigeru Isayama | 2001-03-06 |
| 6060416 | Prepolymerized solid catalyst, process for preparing the same, and process for heterogeneous polymerization of olefins | Atsuo Kobata | 2000-05-09 |
| 6043325 | Process for olefin polymerization | Toshiyuki Tsutsui, Ken Yoshitsugu, Masaaki Ohgizawa, Junichi Imuta | 2000-03-28 |
| 5986008 | Propylene polymer composition and thermoformed object | Shinya Matsunaga, Akira Todo, Satoru Moriya, Akio Ishimoto | 1999-11-16 |
| 5939345 | Prepolymerized solid catalyst, process for preparing the same, and process for heterogeneous polymerization of olefins | Atsuo Kobata | 1999-08-17 |
| 5795838 | Olefin polymerization catalyst and process for olefin polymerization | Toshiyuki Tsutsui, Ken Yoshitsugu, Masaaki Ohgizawa, Junichi Imuta | 1998-08-18 |