Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7899285 | Leaky surface-plasmon mode directional coupler and polarization detection module for magneto-optical pickup head using the same | Yongwoo Park, Hyeon-Bong Pyo, Dong Woo Suh, Yeungjoon Sohn, Mun Cheol Paek | 2011-03-01 |