Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12416355 | Power transmission device | Katsunori Yamashita, Hirohisa Yukawa, Masahiro Kouya, Tomoo Ikeda, Kenji Kojima +5 more | 2025-09-16 |
| 6877928 | Construction of coupling spline sections of automatic transmission | — | 2005-04-12 |