Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8507627 | Aromatic vinyl compound-conjugated diene compound copolymer and method of producing the same as well as rubber composition and tire | Ryuji Nakagawa, Junko Matsushita, Yoichi Ozawa, Shojiro Kaita | 2013-08-13 |
| 7919571 | Polybutadiene as well as rubber composition using the same and tire | Ryuji Nakagawa, Junko Matsushita, Yoichi Ozawa, Shojiro Kaita | 2011-04-05 |