Inventor · Seoul, KR

Yung-jun Park

35Patents
6h-index
40Co-inventors
69Inventor score

Filing activity: Dec 13, 1989 → Aug 31, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US6259472A Histogram equalization apparatus for contrast enhancement of moving image and method therefor Physics 21 Expired
US5021887A Method and circuit for composing still image of picture-in-picture Electricity 10 Expired
US7646154B2 Light emitting apparatus and control method thereof Electricity 9 Active
US5843860A Ceramic composition for high-frequency dielectrics Chemistry; Metallurgy 7 Expired
US7359573B2 Contrast compensation apparatus and method thereof Physics 7 Expired
US7019756B2 Apparatus and method for brightness control Physics 6 Expired
US5657093A Vertical filter circuit for PIP function Electricity 4 Expired
US8619102B2 Display apparatus and method for adjusting brightness thereof Physics 4 Active
US6096672A Microwave dielectric ceramic composition Chemistry; Metallurgy 4 Expired
US7319798B2 Apparatus generating 3-dimensional image from 2-dimensional image and method thereof Physics 4 Expired
US5432134A Microwave dielectric ceramic composition Chemistry; Metallurgy 3 Expired
US7446481B2 Display device and control method thereof Emerging Cross-Sectional Technologies 3 Active
US5561090A Dielectric ceramic composition for high frequencies and method for preparation of the same Chemistry; Metallurgy 3 Expired
US7626340B2 Display apparatus and control method thereof Electricity 3 Active
US7218043B2 Plasma display panel with light guides for improving contrast Electricity 3 Expired
US7321199B2 Display apparatus and control method thereof Emerging Cross-Sectional Technologies 3 Active
US7203375B2 Quantization error compensation apparatus and method thereof Physics 2 Expired
US9064459B2 Display apparatus and brightness adjusting method thereof Physics 2 Active
US7315135B2 Load driving device and load driving method Electricity 2 Expired
US6028021A Microwave dielectric composition and method for preparing the same Chemistry; Metallurgy 2 Expired
US5538928A Dielectric ceramic composition for high frequencies and method for preparation of the same Electricity 2 Expired
US6180547A High dielectric ceramic composition Electricity 1 Expired
US8482706B2 Liquid crystal display and control method thereof Electricity 1 Active
US8274470B2 Backlight unit, display apparatus and control method thereof Physics 1 Active
US8159419B2 Display apparatus and control method thereof Physics 1 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.