Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8035920 | Perpendicular magnetic recording head having coil portions above a main pole and provided with different cross-sectional shapes and method of manufacturing the same | Kyoung-won Na, Kook-hyun Sunwoo, Jae-Chul Shim | 2011-10-11 |