Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11339844 | Coil spring assembly | Norihiro Tajima, Yosuke Kawai, Shuji Takahashi | 2022-05-24 |
| 9829046 | Tolerance ring | Toshimitsu Araki, Norihiro Tajima | 2017-11-28 |
| 9255609 | Tolerance ring, hard disk device, and method for manufacturing hard disk device | Toshimitsu Araki, Norihiro Tajima | 2016-02-09 |
| 9019663 | Tolerance ring | Toshimitsu Araki, Norihiro Tajima | 2015-04-28 |