Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11193537 | Bearing member | Hayato Hirayama, Takemichi Yamashita, Yutaka Mabuchi | 2021-12-07 |
| 11186795 | Low friction sliding mechanism | Seiichi Nakano, Yutaka Mabuchi, Takemichi Yamashita, Hiroshi Tosaka | 2021-11-30 |