Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7642322 | Functionalized high cis-1,4-polybutadiene prepared using novel functionalizing agents | Yoichi Ozawa, H. Jerrold Miller, Koji Masaki, Koichi Morita, Tatsuo Fujimaki +2 more | 2010-01-05 |
| 7294680 | Method of producing conjugated diene polymers with narrow molecular weight distribution and polymer produced | Katsutoshi Nonaka, Iwakazu Hattori, Akio Takashima | 2007-11-13 |
| 7202306 | Method for producing modified conjugated diene polymer and rubber composition | Ryouji Tanaka, Toshihiro Tadaki | 2007-04-10 |
| 6992147 | Modified polymers prepared with lanthanide-based catalysts | Yoichi Ozawa, H. Jerrold Miller, Koji Masaki, Tatsuo Fujimaki, Iwakazu Hattori +1 more | 2006-01-31 |
| 6838526 | Modified conjugated diene polymer and method of producing the same and rubber composition | Ryouji Tanaka, Kouichirou Tani, Iwakazu Hattori, Hiroshi Akema, Atsushi Nakayama | 2005-01-04 |
| 6747085 | Conjugated diene polymer and rubber composition | Daisuke Yamazaki, Katsutoshi Nonaka, Iwakazu Hattori | 2004-06-08 |
| 6642314 | Rubber composition and solid golf ball | Toshihiro Tadaki | 2003-11-04 |
| 6255416 | Method of producing conjugated diene polymers | Katsutoshi Nonaka, Akio Takashima, Iwakazu Hattori | 2001-07-03 |
| 6194505 | Rubber composition for solid golf ball and solid golf ball | Iwakazu Hattori | 2001-02-27 |
| 6130299 | Method for preparing conjugated diene polymer | Akio Takashima, Katsutoshi Nonaka, Iwakazu Hattori | 2000-10-10 |