Inventor · Suwon-si, KR

Jum-han Bae

18Patents
8h-index
17Co-inventors
69Inventor score

Filing activity: Aug 2, 1989 → Aug 11, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US6256072A Closed-caption broadcasting and receiving method and apparatus thereof suitable for syllable characters Physics 57 Expired
US6295093A Closed-caption broadcasting and receiving method and apparatus thereof suitable for syllable characters Electricity 42 Expired
US5963265A Closed-caption broadcasting and receiving method and apparatus suitable for syllable characters Electricity 28 Expired
US5781696A Speed-variable audio play-back apparatus Physics 19 Expired
US5389974A Automatic converting device of television broadcasting mode Electricity 15 Expired
US5995159A Closed-caption scrolling method and apparatus suitable for syllable characters Electricity 13 Expired
US6195133A Digital automatic gain control (AGC) circuit Electricity 11 Expired
US6130722A Closed-caption broadcasting and displaying method and apparatus suitable for syllable characters Electricity 8 Expired
US10466335B2 Method and apparatus for generating image data by using region of interest set by position information Electricity 7 Active
US5404169A Method and apparatus for converting scanning line of a video signal receiver Electricity 5 Expired
US6070135A Method and apparatus for discriminating non-sounds and voiceless sounds of speech signals from each other Physics 3 Expired
US5721767A Video player with telephone interface to provide telephone answering and dialing functions with on-screen display Electricity 3 Expired
US9013624B2 Image pickup apparatus having same exposure time among pixel groups and associated method and computer-readable medium Electricity 2 Active
US8854509B2 Image pickup apparatus, method of performing image compensation, and computer readable recording medium Electricity 2 Active
US9554058B2 Method, apparatus, and system for generating high dynamic range image Physics 2 Active
US4975774A Art processor in a picture-in-picture system Electricity 1 Expired
US5623346A Synchronization signal sharing circuit of digital VCR Electricity 1 Expired
US10187554B2 Cover photography apparatus, portable terminal apparatus and control method of cover photography apparatus Electricity 0 Active

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