Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9704526 | Glass substrate for magnetic disk and magnetic recording medium | — | 2017-07-11 |
| 9697861 | 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 a magnetic disk device with magnetic disk | Toshio Takizawa, Kraisorn Phandon | 2017-07-04 |
| 9685185 | Glass substrate for magnetic disk and magnetic recording medium | — | 2017-06-20 |