Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4933401 | Catalyst composition for polymerization of conjugated diene and process for producing conjugated diene polymer | Iwakazu Hattori, Noboru Shimada, Mitsuhiko Sakakibara | 1990-06-12 |
| 4894409 | Rubber composition | Noboru Shimada, Iwakazu Hattori, Mitsuhiko Sakakibara, Tatsuro Hamada, Hiromi Fukuoka +1 more | 1990-01-16 |
| 4866131 | Rubber composition for high-performance tire tread | Tatsuo Fujimaki | 1989-09-12 |
| 4835216 | Conjugated diene series rubber compositions | Akihiko Morikawa, Fumio Tsutsumi, Mitsuhiko Sakakibara, Tatsuro Hamada, Hiromi Fukuoka +2 more | 1989-05-30 |
| 4824908 | Butadiene-based rubber composition | Fumio Tsutsumi, Mitsuhiko Sakakibara, Noboru Shimada, Yoshihisa Fujinaga, Tatsuro Hamada +1 more | 1989-04-25 |
| 4812525 | Polybutadiene rubber composition | Yoshishige Chikatsu, Toshiaki Fukuhori, Tatsuro Hamada, Tatsuo Fujimaki | 1989-03-14 |
| 4791178 | Rubber composition for use in tire tread comprising a rubber component, carbon black and process oil | Tatsuo Fujimaki | 1988-12-13 |
| 4782119 | Rubber composition comprising a styrene-butadiene block copolymer having two kinds of blocks | Fumio Tsutsumi, Akio Iakashima, Mitsuhiko Sakakibara, Tatsuo Fujimaki, Yoshiyuki Morimoto | 1988-11-01 |
| 4742117 | Conjugated diene based rubber composition | Fumio Tsutsumi, Mitsuhiko Sakakibara, Noboru Shimada, Yoshihisa Fujinaga, Tatsuro Hamada +1 more | 1988-05-03 |
| 4742124 | Rubber composition for use in tire | Fumio Tsutsumi, Mitsuhiko Sakakibara, Yoshihisa Fujinaga, Tatsuo Fujimaki | 1988-05-03 |
| 4739011 | Thermoplastic resin composition | Takashi Kawata, Yoshitaka Matsuo, Kenya Makino | 1988-04-19 |
| 4603722 | Tire tread comprised of branched styrene-butadiene copolymers | Isamu Shimizu, Yoshito Yoshimura, Tatsuo Fujimaki, Seisuke Tomita | 1986-08-05 |
| 4603155 | Alkenyl aromatic compound-conjugated diene block copolymer and process for the production thereof | Kunihiko Muramori, Kazuo Yamamoto, Yoshito Yoshimura | 1986-07-29 |
| 4575534 | Styrene-butadiene copolymer rubber composition | Isamu Shimizu, Mikio Takeuchi, Tatsuo Fujimaki, Shinsuke Yamaguchi | 1986-03-11 |
| 4540744 | Butadiene-base polymer and a process for producing the same | Isamu Shimizu, Yoshito Yoshimura | 1985-09-10 |
| 4526934 | Branched styrene-butadiene copolymers and pneumatic tires using the same | Isamu Shimizu, Yoshito Yoshimura, Tatsuo Fujimaki, Seisuke Tomita | 1985-07-02 |
| 4519431 | Styrene-butadiene copolymers with high styrene content | Yoshito Yoshimura, Isamu Shimizu, Shinsuke Yamaguchi, Tatsuo Fujimaki, Tomoharu Yamada +1 more | 1985-05-28 |