Issued Patents All Time
Showing 1–3 of 3 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 |
| 5837357 | Magnetic recording medium having a carbon protective layer and method for manufacturing the same | Souta Matsuo, Masaki Miyazato, Yoshiharu Kashiwakura | 1998-11-17 |