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HWANG CHANG YEON

Overview
  • Total Patents
    18
  • GoodIP Patent Rank
    94,260
  • Filing trend
    ⇩ 100.0%
About

HWANG CHANG YEON has a total of 18 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2014. It filed its patents most often in Republic of Korea, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets civil engineering, surface technology and coating and environmental technology are CHANGSHU HUAYE STEEL STRIP CO LTD, DEQING ZHONGBANG COMPOSITE MAT CO LTD and LU FO GA ENGINEERING CO LTD.

Patent filings in countries

World map showing HWANG CHANG YEONs patent filings in countries

Patent filings per year

Chart showing HWANG CHANG YEONs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hwang Chang Yeon 18

Latest patents

Publication Filing date Title
WO2021034140A1 Door jamming prevention apparatus
KR102204233B1 Beverage cup lid
KR102117200B1 Apparatus for preventing caught in hinged door
KR102084358B1 Apparatus for preventing caught in hinged door
KR102016286B1 Apparatus for preventing caught in hinged door
KR20200130906A Apparatus for preventing caught in hinged door
KR20190034816A Framed Bathroom Mirror Having Antifogging Function
KR20180116555A Faucet Installer And Faucet Installation Structure With The Same
KR101532532B1 Hair Caps Prepared by Polyolefins Overlapped Sheets and Method for Production Same
KR101561037B1 Multi-layer Breathable Laminated Insulation
KR20160026103A Breathable Laminated Insulation
KR20150111595A Watertightness waterproof sheet
KR20150111591A Protective film for an insulating material and method for manufacturing the same