Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10607647 | Magnetic disk substrate with specified changes in height or depth between adjacent raised or lowered portions and an offset portion on a main surface within a range of 92.0 to 97.0% in a radial direction from a center, a magnetic disk with substrate and magnetic disk device | Kraisorn Phandon, Kenichi Nishimori | 2020-03-31 |