Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8999535 | Perpendicular magnetic recording media | — | 2015-04-07 |
| 8883249 | Method of producing a perpendicular magnetic recording medium | Takahiro Onoue, Keiichi Kajita | 2014-11-11 |
| 8871368 | Perpendicular magnetic recording medium and process for manufacture thereof | Takahiro Onoue, Teiichiro Umezawa, Masafumi Ishiyama | 2014-10-28 |
| 8859118 | Perpendicular magnetic recording medium | Takahiro Onoue | 2014-10-14 |