Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9822859 | Gap expanding method of ball screw and fine motion control rod drive mechanism incorporating gap expanded ball screw | Yuuichi Matsushita, Kiyoshi Harada, Hirokazu Akatsuka, Takahiro Tsuchiya | 2017-11-21 |
| 9695918 | Gap expanding method of ball screw and fine motion control rod drive mechanism incorporating gap expanded ball screw | Yuuichi Matsushita, Kiyoshi Harada, Hirokazu Akatsuka, Takahiro Tsuchiya | 2017-07-04 |