| 8018800 |
Optical recording and/or reproducing apparatus having a high-sensitivity magnetic circuit |
Byung-youn Song, Pyong-yong Seong |
2011-09-13 |
| 7663984 |
Optical pickup actuator for driving an objective lens |
Sang-yol Yoon, Young-bin Lee, Yong Jae Lee, Byung-ryul Ryoo, Young-won Lee |
2010-02-16 |
| 7631322 |
Magnetic circuit, optical pickup actuator, optical recording and/or reproducing apparatus, and methods therefor |
Hyung-Joo Kang, Byung-youn Song, Pyong-yong Seong |
2009-12-08 |
| 7466635 |
Recording and/or reproducing apparatus with optical pickup actuator, and methods for same |
Won-ik Cho |
2008-12-16 |
| 7453656 |
Recording and/or reproducing apparatus with an optical pickup actuator having high thrust |
Byung-youn Song, Young-bin Lee, Byung-ryul Ryoo, Pyong-yong Seong, Young-won Lee |
2008-11-18 |
| 7369335 |
Optical pickup actuator |
Duk-young Chong |
2008-05-06 |
| 7352663 |
High-sensitivity pickup actuator for disc drive |
Byung-youn Song, Hyung-Joo Kang |
2008-04-01 |
| 7352662 |
Molded coil device for actuator of disc drive |
Won-ik Cho, Byung-ryul Ryoo, Jong-ha Jun, Hyung-Joo Kang, Byung-youn Song |
2008-04-01 |
| 7065774 |
Optical pickup actuator and optical disc drive using the same |
Kyung-sik Shin |
2006-06-20 |
| 7058960 |
Optical pickup actuator, optical disc drive using the same, and method to increase drive sensitivity |
Jeen-Gie Kim |
2006-06-06 |
| 7006307 |
Optical pickup actuator |
Duk-young Chong |
2006-02-28 |
| 6795258 |
Actuator for optical pickup |
— |
2004-09-21 |
