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LEE DOO HAN

Overview
  • Total Patents
    24
  • GoodIP Patent Rank
    184,049
About

LEE DOO HAN has a total of 24 patent applications. Its first patent ever was published in 2001. It filed its patents most often in Republic of Korea. Its main competitors in its focus markets control, audio-visual technology and consumer goods are OLIVEIRA J DE, RITTER EDUARD and YUASA SHOJI CO LTD.

Patent filings in countries

World map showing LEE DOO HANs patent filings in countries
# Country Total Patents
#1 Republic of Korea 24

Patent filings per year

Chart showing LEE DOO HANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lee Doo Han 24

Latest patents

Publication Filing date Title
KR20200027406A Multimedia File Playing Method and Player
KR20180024640A Multimedia Foreign Language Study Materials
KR20180024641A Multimedia Language Study Device Scanning With Index Tag
KR20170106619A Multimedia File Playing Method and Player
KR20150091958A Multimedia Foreign Language Study Materials
KR20140101655A Multimedia Language Study Device Scanning With Index Tag
KR20140094237A Multimedia Language Study Device Scanning With Index Tag
KR20130117933A Multimedia subtitle making program
KR20120040093A Multimedia file playing method and player
KR20110094401A Multimedia file playing method and player
KR20110060773A Multimedia file playing method and player
KR20100122840A Multimedia player for studying foreign languages and playing method
KR20110020128A Multimedia player for studying foreign languages and playing method
KR20100092565A Content manufacturing method and player for studying foreign languages
KR20100049387A Ruler for dotted line
KR20100033597A Language learning content production method and player with emphasis on pattern part
KR20090122562A How to Publish Internet Books with Readers
KR20080069303A Unauthorized reading package of books
KR20080012110A Unauthorized reading package of books
KR20030015476A A spacer for euro-form