Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4519431 | Styrene-butadiene copolymers with high styrene content | Yoshito Yoshimura, Noboru Oshima, Isamu Shimizu, Shinsuke Yamaguchi, Tomoharu Yamada +1 more | 1985-05-28 |
| 4485205 | Rubber compositions suitable for tires comprising amorphous styrene-butadiene copolymer | Tomoharu Yamada, Keiko Katayama, Seisuke Tomita | 1984-11-27 |
| 4481995 | Pneumatic radial tires | Masaki Ogawa, Yasushi Hirata, Tomoharu Yamada, Seisuke Tomita | 1984-11-13 |
| 4463133 | Rubber compositions suitable for use in tire tread | Yasumasa Takeuchi, Mitsuhiko Sakakibara, Fumio Tsutsumi, Akio Takashima, Shinsuke Yamaguchi +1 more | 1984-07-31 |
| 4396743 | Rubber composition for tires containing block copolymer having vinyl bonds | Tomoharu Yamada, Seisuke Tomita | 1983-08-02 |
| 4383085 | Rubber composition for tire | Shinsuke Yamaguchi, Tomoharu Yamada, Seisuke Tomita | 1983-05-10 |