Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10641376 | Differential device and method of adjusting differential device | Tadashi Yoshisaka, Yasunori Kamitani | 2020-05-05 |
| 10596901 | Differential device | Tadashi Yoshisaka, Yasunori Kamitani | 2020-03-24 |
| 10544856 | Differential apparatus | Tadashi Yoshisaka, Yasunori Kamitani | 2020-01-28 |