Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5269431 | Reservoir tank | Shinji Sakata, Toshihiro Nakano, Yasuyuki Hanai | 1993-12-14 |
| 4918922 | Master cylinder piston with intake valve and flow/resisting annular ring | Toshihiro Nakano, Shinji Sakata, Kiyohiko Minagawa, Hideaki Iijima | 1990-04-24 |