Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6977876 | Apparatus for and method of detecting defocus error signal for optical pickup and apparatus for and method of detecting seek direction | Byung-in Ma, In-sik Park, Chong-sam Chung, Tae-yong Doh, Byoung-ho Choi | 2005-12-20 |
| 6967918 | Optical recording medium with wobbled header area, and data recording method and apparatus therefor | Kyung-geun Lee, In-sik Park, Jung-wan Ko, Tae Kyung Kim, Tatsuhiro Otsuka +1 more | 2005-11-22 |