Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11142606 | Multicomponent copolymer, rubber composition, crosslinked rubber composition and rubber product | Yasuo Horikawa | 2021-10-12 |
| 11021550 | Method for producing multicomponent copolymer, multicomponent copolymer, rubber composition, and tire | Shigenaga TAKANO, Aya Yanagisawa, Yasuo Horikawa | 2021-06-01 |
| 11021595 | Multicomponent copolymer, rubber composition, cross-linked rubber composition, rubber product, and tire | Yasuo Horikawa, Yamato Ono | 2021-06-01 |