Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6796922 | Planetary gear device | Makoto Nishiji | 2004-09-28 |
| 6780136 | Combined differential gear device | Makoto Nishiji, Seiya Ikeda | 2004-08-24 |
| 6729991 | Combined differential gear device | Makoto Nishiji | 2004-05-04 |