Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9868847 | Rubber composition and tire produced by using the same | Kumi Fujiki, Tetsuo Takano, Masaaki Tsuchihashi | 2018-01-16 |
| 9034961 | Rubber composition and tire using the same | Kumi Fujiki, Tetsuo Takano, Masaaki Tsuchihashi | 2015-05-19 |
| 8981006 | Method for manufacturing rubber composition, rubber composition, and tire using same | Kumi Fujiki | 2015-03-17 |