Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5064910 | Preparation of conjugated diene polymers modified with an organo-tin or germanium halide | Mitsuhiko Sakakibara, Fumio Tsutsumi, Masao Yoshizawa | 1991-11-12 |
| 5034465 | Rubber compositions | Yoshiro Yagi | 1991-07-23 |
| 5017636 | Rubber compositions from modified trans-polybutadiene and rubber for tires | Noboru Shimada, Noboru Oshima, Mitsuhiko Sakakibara, Hiroshi Mouri, Tatsuo Fujimaki +1 more | 1991-05-21 |
| 4933401 | Catalyst composition for polymerization of conjugated diene and process for producing conjugated diene polymer | Noboru Shimada, Noboru Oshima, Mitsuhiko Sakakibara | 1990-06-12 |
| 4906706 | Modified conjugated diene polymer and process for production thereof | Mitsuhiko Sakakibara, Fumio Tsutsumi, Masao Yoshizawa | 1990-03-06 |
| 4894409 | Rubber composition | Noboru Shimada, Mitsuhiko Sakakibara, Noboru Oshima, Tatsuro Hamada, Hiromi Fukuoka +1 more | 1990-01-16 |
| 4433109 | Styrene-butadiene block copolymer | Yasumasa Takeuchi, Mitsuhiko Sakakibara, Fumio Tsutsumi, Akio Takashima | 1984-02-21 |