Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11028914 | Vehicle differential device | He Jin, Kenji Asami, Songjie Li | 2021-06-08 |
| 10794460 | Differential device | Makoto Nishiji | 2020-10-06 |
| 9199533 | Vehicle differential apparatus | Makoto Nishiji | 2015-12-01 |
| 6955626 | Differential gearing unit for vehicle | Takashi Takizawa | 2005-10-18 |