Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10593359 | Magnetic recording medium substrate and hard disk drive | Kiminori SUGIMOTO | 2020-03-17 |
| 10573342 | Base for magnetic recording medium, and HDD | Kiminori SUGIMOTO | 2020-02-25 |