Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10910912 | Electric motor and motor shaft thereof | Ronny Keil, Kwong Yip Poon, Yongqiang Song | 2021-02-02 |
| 8352975 | Chucking device with a cone including a sliding portion, brushless motor using the same, and disk drive apparatus using the same | Haruhiko Ito, Toshihide Sonoda, Takuya Yamane, Shigeo Kawamura, Yoshihisa Kitamura +1 more | 2013-01-08 |