Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7757247 | Small form factor optical/magnetic disk for information storage | Woo Seok Cheong, Sung Q Lee, Ho Jun Ryu, Mun Cheol Paek, Eun Kyoung Kim +1 more | 2010-07-13 |
| 7562374 | Form factor disk | Woo Seok Cheong, Sung Q Lee, Ho Jun Ryu, Mun Cheol Paek, Eun Kyoung Kim | 2009-07-14 |
| 7558187 | Apparatus and method of initializing phase-change optical disk | Woo Seok Cheong, Ho Jun Ryu, Eun Kyoung Kim, Mun Cheol Paek | 2009-07-07 |
| 7384567 | Method of manufacturing thin film magnetic head | Woo Seok Cheong, Doo-Hee Cho, Jae Kwang Lee, Ki-Chul Kim, Jeong-Dae Suh | 2008-06-10 |