Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8022121 | Rubber composition for studless tire and studless tire | Takayuki Hattori | 2011-09-20 |
| 8022132 | Rubber composition for studless tire and studless tire | — | 2011-09-20 |
| 7919560 | Rubber composition and studless tire obtained by using the rubber composition | Takayuki Hattori, Naohiko Kikuchi | 2011-04-05 |