Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4603722 | Tire tread comprised of branched styrene-butadiene copolymers | Noboru Oshima, Isamu Shimizu, 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, Noboru Oshima | 1986-07-29 |
| 4540744 | Butadiene-base polymer and a process for producing the same | Noboru Oshima, Isamu Shimizu | 1985-09-10 |
| 4526934 | Branched styrene-butadiene copolymers and pneumatic tires using the same | Noboru Oshima, Isamu Shimizu, Tatsuo Fujimaki, Seisuke Tomita | 1985-07-02 |
| 4519431 | Styrene-butadiene copolymers with high styrene content | Noboru Oshima, Isamu Shimizu, Shinsuke Yamaguchi, Tatsuo Fujimaki, Tomoharu Yamada +1 more | 1985-05-28 |
| 4397994 | High vinyl polybutadiene or styrene-butadiene copolymer | Yasumasa Takeuchi, Noboru Ohshima, Mitsuhiko Sakakibara, Akira Tsuji | 1983-08-09 |