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HAPPYCHANG

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    158,362
  • Filing trend
    ⇩ 50.0%
About

HAPPYCHANG has a total of 11 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2015. It filed its patents most often in Republic of Korea. Its main competitors in its focus markets civil engineering are DRUTEX S A, SMITS GEMERT B V and FISCHL JOSEPH.

Patent filings in countries

World map showing HAPPYCHANGs patent filings in countries
# Country Total Patents
#1 Republic of Korea 11

Patent filings per year

Chart showing HAPPYCHANGs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering

Top inventors

# Name Total Patents
#1 Lee Ki Wan 11

Latest patents

Publication Filing date Title
KR101973968B1 Both sides end supporting structure of mosquito net
KR101871766B1 Roll-Type Insect Net Apparatus
KR101786852B1 Crime preventing window having insect inhibition function
KR101819537B1 Safety window
KR101819540B1 Corrugated mosquito net for door
KR101830089B1 Corner protection member for window frame
KR101690985B1 Safe mosquito net frame with avoid falling
KR101627648B1 Locking Apparatus with safety screens
KR101628714B1 Fixing frame of windows for preventing crime and insect
KR101628716B1 Fixing dvice for crime prevention net
KR20170028541A Security door for door