Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10026429 | Perpendicular magnetic recording medium | Sok-hyun Kong, Hoo-san Lee, Shunji Takenoiri | 2018-07-17 |
| 9659592 | Perpendicular magnetic recording medium and method of manufacturing same | Toyoji Ataka, Shunji Takenoiri, Hirohisa OYAMA, Yasuaki Hozumi, Satoshi Takahashi | 2017-05-23 |
| 9177589 | Magnetic recording medium and a method of manufacturing the same | — | 2015-11-03 |
| 8557409 | Perpendicular magnetic recording medium | — | 2013-10-15 |
| 8277961 | Magnetic recording medium | — | 2012-10-02 |
| 8021770 | Perpendicular magnetic recording medium | Sok-hyun Kong, Hoo-san Lee, Shunji Takenoiri | 2011-09-20 |
| 7923135 | Magnetic recording medium having a patterned exchange-coupling control layer and method of manufacturing same | — | 2011-04-12 |
| 7635498 | Fabrication method for perpendicular magnetic recording media | Yasushi Sakai, Hiroyuki Uwazumi, Kazuo Enomoto | 2009-12-22 |
| 7494726 | Perpendicular magnetic recording medium, method of manufacturing same, and magnetic recording device | Yasushi Sakai | 2009-02-24 |
| 7311983 | Perpendicular magnetic recording medium and a method for manufacturing the same | Yasushi Sakai, Hiroyuki Uwazumi | 2007-12-25 |
| 7150895 | Method of producing a magnetic recording medium and a magnetic recording medium formed thereby | Yasushi Sakai | 2006-12-19 |
| 7045225 | Perpendicular magnetic recording medium and manufacturing method thereof | Yasushi Sakai | 2006-05-16 |
| 6913837 | Perpendicular magnetic recording medium and fabrication method thereof | Yasushi Sakai, Hiroyuki Uwazumi, Kazuo Enomoto | 2005-07-05 |
| 6787252 | Perpendicular magnetic recording medium | Yasushi Sakai | 2004-09-07 |