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CHANG WOO CO LTD

Overview
  • Total Patents
    18
  • GoodIP Patent Rank
    105,419
  • Filing trend
    ⇩ 100.0%
About

CHANG WOO CO LTD has a total of 18 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2010. It filed its patents most often in Republic of Korea and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets electrical machinery and energy, control and civil engineering are SOLAR BRIGHT LTD, JONES RICHARD D and NAM JEONG WI.

Patent filings in countries

World map showing CHANG WOO CO LTDs patent filings in countries

Patent filings per year

Chart showing CHANG WOO CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lee Chang Woo 15
#2 Oh Byeong Kyu 1
#3 Kang Ouk 1
#4 Lee Chang-Woo 1

Latest patents

Publication Filing date Title
KR102025790B1 Tidal Flat Warning system
KR101747753B1 Temperature adjustable streetlight
KR101747752B1 Temperature adjustable streetlight
KR101750879B1 Crosswalk safety supervision system
KR20180082788A Safety management system for flashing signal of road
KR101744145B1 Vacuum double distribution apparatus for pole
KR20170035329A Linking structure for pole
KR101679673B1 Illuminating light for roadway lighting
KR101691519B1 Street support case having cooling and heating function
KR101676633B1 Multi capability pole
KR20170128935A Portable LED light-emitting system
KR20170035049A Display device of Soundproofing walls using a vehicle speed
KR20160067435A Illegal passing notice system of crosswalk
KR20150145416A Distribution apparatus for pole
KR20150104408A Protective case for i p camera
KR20130128621A Apparatus for supporting two wheel drive
KR100999840B1 Set up method for water proof type an optical cable connecting box