Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10663045 | Screw shaft, manufacturing method thereof, and ball screw device | Keisuke Muto, Yutaka Nagai, Satoru Arai, Daisuke Maruyama, Masahiro Nobutomo | 2020-05-26 |
| 9939055 | Ball screw and seal used therein | Daisuke Maruyama | 2018-04-10 |
| 9927010 | Ball screw device | Keitaro Oka | 2018-03-27 |
| 9003911 | Ball screw device | — | 2015-04-14 |
| 8746102 | Ball screw device | — | 2014-06-10 |