Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10115422 | Hard disk drive, manufacturing method of the same, and servo data writing method | Kazuhiko Takaishi, Hideo Sado | 2018-10-30 |
| 9905257 | Hard disk drive, manufacturing method of the same, and servo data writing method | Kazuhiko Takaishi, Hideo Sado | 2018-02-27 |