Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9607647 | Magnetic-disk glass substrate and magnetic disk | Kinobu Osakabe | 2017-03-28 |
| 9564166 | Magnetic-disk glass substrate and magnetic disk | Kinobu Osakabe, Toshio Takizawa | 2017-02-07 |