Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11136416 | Rubber composition | Yutaka Yoshida, Shotaro Shibata, Yoshiaki Kumamoto, Motoi Konishi | 2021-10-05 |
| 10906993 | Modified cellulose fibers | Yutaka Yoshida, Shotaro Shibata, Yoshiaki Kumamoto, Motoi Konishi | 2021-02-02 |