Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6534586 | Flame-retardant rubber composition and flame-retardant elastomer | Shoei Tsuji, Junji Ayukawa, Toshiyuki Hayakawa, Minoru Tanaka | 2003-03-18 |
| 6531546 | Rubber composition | Katsumi Oka, Toshihiro Nishimura, Yutaka Abe | 2003-03-11 |
| 6127472 | Rubber composition | Naokazu Kobayashi, Hiroshi Akema, Toshihiro Tadaki | 2000-10-03 |
| 5914372 | Ethylene copolymer rubber composition | Kenji Hasegawa, Akihiko Morikawa, Nobuyuki Sakabe | 1999-06-22 |
| 5677382 | Ethylene-.alpha.-olefin-non-conjugated diene copolymer rubber composition | Shoei Tsuji, Hidekatsu Gotoh, Akihiko Morikawa, Yoji Mori | 1997-10-14 |
| 5232987 | Rubber compositions | Mitsuhiko Sakakibara, Makoto Kondo, Yoshiro Yagi | 1993-08-03 |
| 5164450 | Butadiene copolymer rubber composition | Mitsuhiko Sakakibara, Yoshihisa Fujinaga, Noboru Oshima, Tatsuo Fujimaki | 1992-11-17 |
| 5159014 | Thermoplastic elastomer composition and rubber parts of refrigerator having a layer composed of thermoplastic elastomer composition | Akihiko Morikawa, Mamoru Hasegawa, Noboru Oshima | 1992-10-27 |
| 5153255 | Process for preparing a rubber composition having two different molecular weights | Makoto Kondo, Isao Sugita, Isao Furuta | 1992-10-06 |
| 5064910 | Preparation of conjugated diene polymers modified with an organo-tin or germanium halide | Iwakazu Hattori, Mitsuhiko Sakakibara, Masao Yoshizawa | 1991-11-12 |
| 5011888 | Vulcanized rubber composition | Akihiko Morikawa, Mitsuhiko Sakakibara, Noboru Oshima, Tatsuro Hamada, Tatsuo Fujimaki +1 more | 1991-04-30 |
| 4906706 | Modified conjugated diene polymer and process for production thereof | Iwakazu Hattori, Mitsuhiko Sakakibara, Masao Yoshizawa | 1990-03-06 |
| 4835216 | Conjugated diene series rubber compositions | Akihiko Morikawa, Mitsuhiko Sakakibara, Noboru Oshima, Tatsuro Hamada, Hiromi Fukuoka +2 more | 1989-05-30 |
| 4824908 | Butadiene-based rubber composition | Mitsuhiko Sakakibara, Noboru Shimada, Yoshihisa Fujinaga, Noboru Oshima, Tatsuro Hamada +1 more | 1989-04-25 |
| 4810746 | Rubber composition for use in vibration insulating material | Makoto Kondo, Mitsuhiko Sakakibara, Masaru Oda, Masaki Ogawa, Akira Tsuchikura +1 more | 1989-03-07 |
| 4782119 | Rubber composition comprising a styrene-butadiene block copolymer having two kinds of blocks | Akio Iakashima, Mitsuhiko Sakakibara, Noboru Oshima, Tatsuo Fujimaki, Yoshiyuki Morimoto | 1988-11-01 |
| 4742117 | Conjugated diene based rubber composition | Mitsuhiko Sakakibara, Noboru Shimada, Yoshihisa Fujinaga, Noboru Oshima, Tatsuro Hamada +1 more | 1988-05-03 |
| 4742124 | Rubber composition for use in tire | Mitsuhiko Sakakibara, Yoshihisa Fujinaga, Noboru Oshima, Tatsuo Fujimaki | 1988-05-03 |
| 4588782 | Diene polymers and process for producing the same | Hisao Ono, Mitsuhiko Sakakibara, Eitaro Okuya | 1986-05-13 |
| 4463133 | Rubber compositions suitable for use in tire tread | Yasumasa Takeuchi, Mitsuhiko Sakakibara, Akio Takashima, Tatsuo Fujimaki, Shinsuke Yamaguchi +1 more | 1984-07-31 |
| 4433109 | Styrene-butadiene block copolymer | Yasumasa Takeuchi, Mitsuhiko Sakakibara, Akio Takashima, Iwakazu Hattori | 1984-02-21 |