Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12215179 | Conjugated diene-based polymer, branching agent, production method for conjugated diene-based polymer, oil extended conjugated diene-based polymer, rubber composition, and tire | Shogo Sumitani, Shinichi Sekikawa, Miki Kyo, Shuri Tobo | 2025-02-04 |
| 12043741 | Conjugated diene-based polymer composition and tire | Shogo Sumitani, Shinichi Sekikawa, Yoshifumi Araki | 2024-07-23 |
| 11884760 | Production method for branched conjugated diene-based polymer, production method for rubber composition, production method for tire, branched conjugated diene-based polymer, and branched conjugated diene-based polymer composition | Shinichi Sekikawa, Syogo Sumitani, Yoshifumi Araki | 2024-01-30 |
| 11339240 | Conjugated diene-based polymer, branching agent, production method for conjugated diene-based polymer, extended conjugated diene-based polymer, rubber composition, and tire | Miho Yamamoto | 2022-05-24 |
| 11091609 | Modified conjugated diene-based polymer, production method thereof, rubber composition and tire | Miki Kyo | 2021-08-17 |
| 10766972 | Modified conjugated diene-based polymer and method for producing the same, and modified conjugated diene-based polymer composition | Chigusa Yamada, Yukio Yamaura, Junichi Yoshida | 2020-09-08 |