Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10026429 | Perpendicular magnetic recording medium | Sok-hyun Kong, Sadayuki Watanabe, Shunji Takenoiri | 2018-07-17 |
| 8889274 | Perpendicular magnetic recording layer with regions having different magnetic anisotropy constants | Seong-yong Yoon, Chee-kheng Lim, Hoon-sang Oh, Sok-hyun Kong | 2014-11-18 |
| 8441754 | Servo pattern transfer | Sok-hyun Kong, Sung-chul Lee | 2013-05-14 |
| 8415035 | Perpendicular magnetic recording medium | Hoon-sang Oh, Sok-hyun Kong, Seong-yong Yoon | 2013-04-09 |
| 8361641 | Perpendicular magnetic recording layer with regions having different magnetic anisotropy constants | Seong-yong Yoon, Chee-kheng Lim, Hoon-sang Oh, Sok-hyun Kong | 2013-01-29 |
| 8279555 | Magnetic recording media and method of fabricating the same | Myung-bok Lee, Jin-seung Sohn | 2012-10-02 |
| 8164852 | Magnetic head having shield and recording apparatus employing the same | Hoon-sang Oh, Sung-chul Lee | 2012-04-24 |
| 8111486 | Head gimbals assembly of hard disk and method of assembling thereof | Sung-dong Suh, Hyun-jei Kim | 2012-02-07 |
| 8098456 | Perpendicular magnetic recording head having a tapered main pole | Chee-kheng Lim, Yong-su Kim | 2012-01-17 |
| 8043733 | Bit patterned medium | Sung-chul Lee, Hoon-sang Oh | 2011-10-25 |
| 8042259 | Method of manufacturing a magnetic recording head | Young-hun Im, Yong-su Kim | 2011-10-25 |
| 8021770 | Perpendicular magnetic recording medium | Sok-hyun Kong, Sadayuki Watanabe, Shunji Takenoiri | 2011-09-20 |
| 8007931 | Magnetic recording medium | Chee-kheng Lim, Hoon-sang Oh, Sok-hyun Kong | 2011-08-30 |
| 7948700 | Bit patterned medium | Sung-chul Lee, Hoon-sang Oh | 2011-05-24 |
| 7903372 | Magnetic recording head and method of manufacturing the same | Young-hun Im, Yong-su Kim | 2011-03-08 |
| 7885026 | Magnetic recording medium and method of fabricating the same | Hoon-sang Oh, Sung-hoon Choa | 2011-02-08 |
| 7881002 | Method of increasing recording density of hard disc drive and controlling device thereof | Hyun-jei Kim, Sung-hoon Choa, Hoon-sang Oh | 2011-02-01 |
| 7869264 | Information storage devices using magnetic domain wall movement and methods of operating the same | Chee-kheng Lim, Hoon-sang Oh | 2011-01-11 |
| 7799445 | Perpendicular magnetic recording media with soft magnetic underlayer | Hoon-sang Oh, Yong-su Kim, No-yeol Park, Chul Min CHOI | 2010-09-21 |
| 7796360 | Perpendicular magnetic recording head and method of manufacturing the same | Young-hun Im, Yong-su Kim | 2010-09-14 |
| 7602584 | Magnetic recording head with trapezoidal layered portion and method of manufacturing the same | Yong-su Kim | 2009-10-13 |
| 7573676 | Magnetic recording head having a pole structure formed on a same plane as and surrounded by a shield for reducing an antenna effect | Young-hun Im, Yong-su Kim | 2009-08-11 |
| 7372618 | Method of manufacturing micromirror array and method of manufacturing optical device having micromirror | Yun-woo Nam | 2008-05-13 |