Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10633470 | Method of producing a conjugated diene polymer, a modified conjugated diene polymer, and a vinyl cis-polybutadiene composition | Koji Shiba, Masato Murakami, Michinori Suzuki, Naomi Okamoto, Masahiro Tanaka | 2020-04-28 |
| 10508163 | Conjugated diene polymer and modified conjugated diene polymer produced using the same, rubber composition for tire, and rubber composition for rubber belt | Koji Shiba, Masato Murakami, Michinori Suzuki, Naomi Okamoto, Masahiro Tanaka | 2019-12-17 |
| 8586680 | Rubber composition for golf ball and golf ball | Naomi Okamoto, Takashi Wada | 2013-11-19 |
| 8283401 | Conjugated diene polymer manufacturing method, polybutadiene, and rubber composition utilizing the same | Masato Murakami, Koji Shiba, Takeshi Shoda | 2012-10-09 |
| 7884154 | Rubber composition | Naomi Okamoto | 2011-02-08 |
| 7884155 | Process for producing polybutadiene rubber and rubber composition | Naomi Okamoto, Jyun Yamashita, Tetsuji Nakajima, Takashi Kitamura, Osamu Kimura +1 more | 2011-02-08 |
| 7851537 | Rubber composition for tire and tire | Naomi Okamoto, Takashi Wada | 2010-12-14 |