Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6657942 | Optical recording and reproducing apparatus having floating swing arm and optical disk for use therewith | Chul-woo Lee, Seung-tae Jung, Myong-do Ro, Kun-ho Cho, Dong-seob Jang +2 more | 2003-12-02 |
| 6621787 | Optical storage medium having protective layer thicker than wavelength of useable light source | Chul-woo Lee, Kun-ho Cho, Dong-Ho Shin, Seung-tae Jung, Byeong-Ho Park +3 more | 2003-09-16 |
| 6584049 | Device for reducing cross talk in signal detecting apparatus used in an optical pickup device | Byung-in Ma, In-sik Park, Chong-sam Chung | 2003-06-24 |
| 6556520 | METHOD FOR DETECTING SERVO ERROR, APPARATUS THEREFOR, DISK WHICH MAINTAINS QUALITY OF SERVO ERROR SIGNAL, METHOD OF CONTROLLING SERVO OF DISK RECORDING/REPRODUCING APPARATUS, METHOD OF DETECTING TRACKING ERROR, AND METHOD OF DETECTING TILT ERROR | Seong-sin Joo, In-sik Park, Byung-in Ma, Chong-sam Chung, Jang-hoon Yoo +2 more | 2003-04-29 |
| 6556521 | METHOD FOR DETECTING SERVO ERROR, APPARATUS THEREFOR, DISK WHICH MAINTAINS QUALITY OF SERVO ERROR SIGNAL, METHOD OF CONTROLLING SERVO OF DISK RECORDING/REPRODUCING APPARATUS, METHOD OF DETECTING TRACKING ERROR, AND METHOD OF DETECTING TILT ERROR | Seong-sin Joo, In-sik Park, Byung-in Ma, Chong-sam Chung, Jang-hoon Yoo +2 more | 2003-04-29 |
| 6507544 | Error signal detection apparatus and reproduction signal detection apparatus for optical recording/reproducing system and method therefor | Byung-in Ma, Byung Ho Choi, Chong-sam Chung, In-sik Park, Tae-yong Doh | 2003-01-14 |
| 6469979 | METHOD FOR DETECTING SERVO ERROR, APPARATUS THEREFOR, DISK WHICH MAINTAINS QUALITY OF SERVO ERROR SIGNAL, METHOD OF CONTROLLING SERVO OF DISK RECORDING/REPRODUCING APPARATUS, METHOD OF DETECTING TRACKING ERROR, AND METHOD OF DETECTING TILT ERROR | Seong-sin Joo, In-sik Park, Byung-in Ma, Chong-sam Chung, Jang-hoon Yoo +2 more | 2002-10-22 |
| 6442128 | Recording medium for storing attribute information on basic recording unit and method of identifying data using the attribute information | Kyung-geun Lee, Jung-wan Ko, Seong-sin Joo, In-sik Park | 2002-08-27 |
| 6400666 | Optical pickup device | Jang-hoon Yoo, Kun-ho Cho, Yong-hoon Lee, Seok-jung Kim, Seung-tae Jung +1 more | 2002-06-04 |
| 6396638 | Optical pickup device capable of stable tracking | Jang-hoon Yoo, Kun-ho Cho, Seung-tae Jung, Chul-woo Lee, Dong-Ho Shin | 2002-05-28 |
| 6282161 | Optical recording and reproducing apparatus, tilt adjusting method appropriate therefor, and recording control method | Yong-Ki Son, Pyong-yong Seong, Byung-ryul Ryoo, Seok-jung Kim, In Wook HWANG +1 more | 2001-08-28 |
| 6266315 | Catadioptric optical system, optical pickup and optical disk drive employing the same, and optical disk | Chul-woo Lee, Chong-sam Chung, Yong-Moon Lee, Cheol-sung Yeon, Young-min Cheong +4 more | 2001-07-24 |