Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11084326 | Rubber composition and pneumatic tire using same | Yuko Sekine, Makoto Ashiura | 2021-08-10 |
| 11077711 | Rubber composition and pneumatic tire | Wataru Sakai, Takuma Arikawa, Ryosuke Sakai, Yu Shinke, Yuko Sekine | 2021-08-03 |
| 10934427 | Rubber composition and pneumatic tire using same | Yuko Sekine, Makoto Ashiura | 2021-03-02 |
| 10919341 | Rubber composition and pneumatic tire using same | Yuko Sekine, Makoto Ashiura | 2021-02-16 |