Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8272486 | Hydraulic control device for torque converter with lock-up clutch | Hiroshi Takei, Yutaka Ishikawa, Yoshimichi Tsubata | 2012-09-25 |
| 7421921 | Parallel axes type automatic transmission | Mitsuo Kimura, Yoshimichi Tsubata | 2008-09-09 |