Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10507696 | Pneumatic tire | Yoshio Kaji, Shinsaku Katayama, Takayuki Kurata | 2019-12-17 |
| 10245889 | Pneumatic tire having lug grooves forming a direction tread pattern | Shinsaku Katayama, Yoshio Kaji, Masafumi Koide, Takayuki Kurata, Hiroyuki Katsuno +2 more | 2019-04-02 |