Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7937967 | Method of manufacturing a glass substrate, glass substrate manufactured by the method, and magnetic recording medium using the glass substrate | — | 2011-05-10 |
| 7875374 | Substrate for perpendicular magnetic recording media and perpendicular magnetic recording media using same | — | 2011-01-25 |