Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10131763 | Modified natural rubber, process for producing same, rubber composition for tire, and pneumatic tire | Hirotoshi Otsuki, Yuka Yokoyama, Tatsuya Miyazaki, Ryo Mashita | 2018-11-20 |
| 10066090 | Rubber composition for tires and pneumatic tire | Masanobu Nakamura, Yuka Yokoyama | 2018-09-04 |
| 9862814 | Pneumatic tire, studless tire, method for manufacturing pneumatic tire, and method for manufacturing studless tire | Yuka Yokoyama | 2018-01-09 |
| 9856362 | Rubber composition for tires and pneumatic tire | Yuka Yokoyama, Seiji Hatano | 2018-01-02 |