IP

In-sik Park

Samsung: 204 patents #79 of 75,807Top 1%
LG: 5 patents #7,897 of 26,165Top 35%
Motorola Mobility: 1 patents #941 of 2,091Top 50%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
📍 Seongnam-si, TX: #1 of 15 inventorsTop 7%
Overall (All Time): #2,944 of 4,157,543Top 1%
212
Patents All Time

Issued Patents All Time

Showing 151–175 of 212 patents

Patent #TitleCo-InventorsDate
6999390 Optical disk and method of recording data in the same Kyung-geun Lee, Jung-wan Ko, Makoto Usui, Motoshi Ito 2006-02-14
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, Chong-sam Chung, Jin-hoon Jeon, Tae-yong Doh, Byoung-ho Choi 2005-12-20
6977982 Differential phase detection device and tracking error signal detection apparatus using the same Byung-in Ma, Joong-eon Seo, Sung-ro Go, Soo-yul Jung, Chang-jin Yang 2005-12-20
6967918 Optical recording medium with wobbled header area, and data recording method and apparatus therefor Kyung-geun Lee, Jung-wan Ko, Tae Kyung Kim, Jin-hoon Jeon, Tatsuhiro Otsuka +1 more 2005-11-22
6961292 Apparatus generating a seek direction detecting signal for an optical pickup using track cross and track error signals Byung-in Ma, Chong-sam Chung, Byoung-ho Choi, Tae-yong Doh 2005-11-01
6956508 Demodulation apparatus and method using code table that decreases complexity Sung-hyu Han, Ki Hyun Kim, Yoon-woo Lee 2005-10-18
6940797 Apparatus and method of compensating for tilt and/or defocus of a disc during recording Kyung-geun Lee, Jung-wan Ko, Seong-sin Joo 2005-09-06
6934236 Information storage medium having updatable control information and recording and/or reproducing method thereof Kyung-geun Lee, Du-seop Yoon 2005-08-23
6931655 Cartridge for an information recording medium Jong Pil Park, Young-sun Seo, Jung-wan Ko, Han-kook Choi 2005-08-16
6931586 Error correction method for high density disc Jae-seong Shim, Myoung-june Kim 2005-08-16
6912724 Cartridge for an information recording medium Jong Pil Park, Young-sun Seo, Jung-wan Ko, Han-kook Choi 2005-06-28
6906994 Disc having grooves and pits with different depths, and method for manufacturing the disc Kyung-geun Lee, Du-seop Yoon, Chang-Min Park 2005-06-14
6885621 Error signal detection apparatus and method for optical recording/reproducing system including comparing phases of sum signals Byung-in Ma, Byoung-ho Choi, Chong-sam Chung, Tae-yong Doh 2005-04-26
6879553 Apparatus for assigning spare areas for defect management and apparatus for handling fragmented ECC blocks Jung-wan Ko 2005-04-12
6845079 High-speed optical recording and erasing method and apparatus using two beams Kyung-geun Lee 2005-01-18
6815034 Light-curable resin composition having antistatic property Do-hoon Chang, Myong-do Ro, Du-seop Yoon 2004-11-09
6813230 Physical identification data addressing method using wobble signal, wobble address encoding circuit, method and circuit for detecting wobble address, and recording medium therefor Jung-wan Ko, Kyung-geun Lee, Du-seop Yoon, Seong-sin Joo, Jae-seong Shim +4 more 2004-11-02
6801486 Method and apparatus to generate a monitoring signal for an optical recording/reproducing system Byung-in Ma, Tae-yong Doh, Jin-hoon Jeon, Byoung-ho Choi 2004-10-05
6791920 Physical identification data addressing method using wobble signal, wobble address encoding circuit, method and circuit for detecting wobble address, and recording medium therefor Jung-wan Ko, Yong-jin Ahn, Du-seop Yoon, Seong-sin Joo, Tatsuhiro Otsuka +4 more 2004-09-14
6788630 Recording medium for storing linking type information, method of processing defective area using the same, and recording and/or reproducing apparatus therefor Kyung-geun Lee, Jung-wan Ko, Young-yoon Kim, Yoon Ki Kim 2004-09-07
6788629 Recording medium for storing linking type information and method of processing defective area using the same Kyung-geun Lee, Jung-wan Ko, Young-yoon Kim, Yoon Ki Kim 2004-09-07
6785206 Recording medium for storing linking type information and method of processing defective area using the same Kyung-geun Lee, Jung-wan Ko, Young-yoon Kim, Yoon Ki Kim 2004-08-31
6754146 Error signal detection apparatus for an optical recording/reproduction system Byung-in Ma, Chong-sam Chung, Jin-hoon Jeon, Tae-yong Doh, Byoung-ho Choi 2004-06-22
6751178 Optical recording medium and recording/reproduction method thereof Kyung-geun Lee, Seong-sin Joo, Byung-in Ma, Jae-seong Shim, Du-seop Yoon +2 more 2004-06-15
6747929 Recording medium having spare areas for defect management and method of allocating spare areas Jung-wan Ko 2004-06-08