Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881725 | Accumulator piston having a coil spring secured thereto | Yasuhiro Shioda, Shinya Nakamura, Seitoku Kubo | 1989-11-21 |
| 4856381 | Fluid pressure control system for automatic transmission | Seitoku Kubo, Shinya Nakamura | 1989-08-15 |