Inventor

JEONG HONG-JO

KR5 patents

⚠️ This page may combine multiple inventors who share the name “JEONG HONG-JO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

LG ELECTRONICS INC

3 patents

US6826136B1Nov 30, 2004

Apparatus and method for controlling reproduction speed of an optical disk

LG ELECTRONICS INC17 citations80

US6288983B1Sep 11, 2001

Method and apparatus for controlling movement of optical pick-up in an optical disc player

LG ELECTRONICS INC11 citations70

US7012858B1Mar 14, 2006

Method for checking the existence of an optical disk using a focusing signal

LG ELECTRONICS INC4 citations52

HITACHI LG DATA STORAGE KOREA

2 patents

US7212481B2May 1, 2007

Searching method and device for a recording medium having overlapped time address

HITACHI LG DATA STORAGE KOREA2 citations59

US6912184B2Jun 28, 2005

Method and apparatus of measuring axial vibration of a disk recording medium

HITACHI LG DATA STORAGE KOREA5 citations58