Issued Patents All Time
Showing 26–50 of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6156844 | Propylene polymer compositions containing a propylene homo- or co-polymer obtained using a bridged metallocene catalyst and another propylene homo- or co-polymer | Mikio Hashimoto, Takasi Ueda, Satoru Moriya, Akira Mizuno, Daisuke Fukuoka +4 more | 2000-12-05 |
| 6140441 | Ethylenic random copolymer, process for preparing the same, and rubber composition | Takashi Hakuta, Mikio Hosoya, Tetsuo Tojo | 2000-10-31 |
| 6111021 | Rubber composition and process for the production thereof | Hidenari Nakahama, Yuji Ishii, Tetsuo Tojo, Taku Koda, Yoshio Maejima +2 more | 2000-08-29 |
| 6040407 | Chain polyene group-containing norbornene compound and unsaturated ethylene copolymer using the same | Tatsuyoshi Ishida, Masaaki Yasuda, Hitoshi Onishi, Noriaki Kihara, Toshiyuki Tsutsui +2 more | 2000-03-21 |
| 5969049 | Process for preparing propylene polymer composition and propylene polymer composition | Takashi Ueda, Mikio Hashimoto, Daisuke Fukuoka, Junichi Imuta | 1999-10-19 |
| 5962543 | Foam processable rubber compositions and vulcanized rubber foam molded products of the same | Shuichi Nonaka, Masao Kunizane, Taku Koda, Tetsuo Tojo | 1999-10-05 |
| 5959046 | Processes for producing propylene polymer utilizing bis (1-(4-isopropyl-7-methyl-indenyl) zirconium halide-base catalyst components | Junichi Imuta, Junji Saito, Takashi Ueda, Yoshihisa Kiso, Akira Mizuno | 1999-09-28 |
| 5936053 | Propylene polymer, copolymers and elastomer | Daisuke Fukuoka, Takashi Tashiro, Koji Kawaai, Takashi Ueda, Yoshihisa Kiso +3 more | 1999-08-10 |
| 5912303 | Ethylene/.alpha.-olefin/nonconjugated polyene terpolymer rubber composition and vulcanized rubber obtained therefrom | Hidenari Nakahama, Tetsuo Tojo, Totshiyuki Tsutsui, Toshihiro Sagane | 1999-06-15 |
| 5869563 | Ethylene/.alpha.-olefin/nonconjugated polyene copolymer rubber composition | Hidenari Nakahama, Tetsuo Tojo, Toshiyuki Tsutsui, Kyoko Kobayashi, Toshihiro Sagane | 1999-02-09 |
| 5854354 | Process for preparing propylene polymer composition and propylene polymer composition | Takashi Ueda, Mikio Hashimoto, Daisuke Fukuoka, Junichi Imuta | 1998-12-29 |
| 5837791 | Unsaturated copolymer of ethylene and process for preparing the same | Toshihiro Sagane, Hidenari Nakahama, Tatsuyoshi Ishida, Katsuya Takahashi, Toshiyuki Tsutsui +3 more | 1998-11-17 |
| 5807948 | Vulcanizable rubber composition containing ehtylene-.alpha.-olefin-nonconjugated polyene random copolymer | Toshihiro Sagane, Toshiyuki Tsutsui, Keiji Okada, Hidenari Nakahama, Tetsuo Tojo | 1998-09-15 |
| 5767033 | Transition metal compound and olefin polymerization catalyst component comprising said compound | Junichi Imuta, Junji Saito, Takashi Ueda, Yoshihisa Kiso, Akira Mizuno | 1998-06-16 |
| 5756575 | Ethylene/.alpha.-olefin/nonconjugated polyene copolymer rubber composition | Hidenari Nakahama, Tetsuo Tojo, Toshiyuki Tsutsui, Kyoko Kobayashi, Toshihiro Sagane | 1998-05-26 |
| 5753769 | Process for preparing propylene polymer composition and propylene polymer composition | Takashi Ueda, Mikio Hashimoto, Daisuke Fukuoka, Junichi Imuta | 1998-05-19 |
| 5744566 | Unsaturated copolymer based on olefin and produciton and use thereof | Toshiyuki Tsutsui | 1998-04-28 |
| 5739366 | Transition metal compound containing substituted indenyl rings | Junichi Imuta, Junji Saito, Takashi Ueda, Yoshihisa Kiso, Akira Mizuno | 1998-04-14 |
| 5733983 | Heat-resistant rubber composition | Takashi Hakuta, Tetsuo Tojo, Mikio Hosoya | 1998-03-31 |
| 5705584 | Propylene homopolymer and propylene copolymer prepared using novel bridged indenyl-containing metallocene | Daisuke Fukuoka, Takashi Tashiro, Koji Kawaai, Takashi Ueda, Yoshihisa Kiso +3 more | 1998-01-06 |
| 5698651 | Ethylene copolymer rubber, vulcanizable rubber composition containing the copolymer rubber, and process for preparing the copolymer rubber | Toshiyuki Tsutsui, Tetsuo Tojo, Takashi Hakuta | 1997-12-16 |
| 5696214 | Process for preparing ethylene-.alpha.-olefin-nonconjugated polyene random copolymer | Toshihiro Sagane, Toshiyuki Tsutsui, Keiji Okada, Hidenari Nakahama, Tetsuo Tojo | 1997-12-09 |
| 5677408 | Propylene elastomer and process for preparation thereof | Takashi Ueda, Akira Mizuno, Daisuke Fukuoka, Yoshihisa Kiso, Tatsuya Tanizaki +3 more | 1997-10-14 |
| 5610254 | Ethylene-.alpha.-olefin-nonconjugated polyene random copolymer, rubber composition, and process for preparing the random copolymer | Toshihiro Sagane, Toshiyuki Tsutsui, Keiji Okada, Tetsuo Tojo, Tatsuya Tanizaki | 1997-03-11 |
| 5599885 | Process for the preparation of polyolefin | Yoshio Miyake, Tomoko Sueyoshi, Atsuo Kobata | 1997-02-04 |