Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8770848 | Axle bearing system | Yutaka Koma, Keiichi Furukawa, Shigeru Inoue | 2014-07-08 |
| 8657502 | Inner ring of wheel bearing device, manufacturing method therefor, and wheel bearing device | Yutaka Koma, Shinichi Okubo | 2014-02-25 |
| 8033735 | Axle bearing assembly | Keiichi Furukawa, Yutaka Koma, Shigeru Inoue | 2011-10-11 |
| 7708353 | Seal assembly for hub flange and slinger | Shigeru Inoue, Chikayoshi Murotani, Takumi Harada, Yutaka Koma | 2010-05-04 |