Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9889493 | Wheel bearing device with a clearance formed between the inner race and the hub wheel | Kiyotake Shibata, Hirai Isao, Kobayashi Keizo | 2018-02-13 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9889493 | Wheel bearing device with a clearance formed between the inner race and the hub wheel | Kiyotake Shibata, Hirai Isao, Kobayashi Keizo | 2018-02-13 |