Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7974665 | Dual-axis rotation folder-type mobile communication terminal and hinge device thereof | Jong Seok Park, Young-Ki Kim | 2011-07-05 |
| 7646956 | Optical waveguide sheet and manufacturing method thereof | Yong-Wook Hwao, Chang-Youn Hwang, Young-Ki Kim, Shin-Chul Kang | 2010-01-12 |