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CHA KEUM JOO

Overview
  • Total Patents
    13
About

CHA KEUM JOO has a total of 13 patent applications. Its first patent ever was published in 1999. It filed its patents most often in Republic of Korea. Its main competitors in its focus markets thermal processes, mechanical elements and chemical engineering are XIAMEN ZHONGJIAYUAN ECOLOGICAL TECH CO LTD, LEHIKOINEN JUHANI and DIAZ GONZALEZ LUIS.

Patent filings in countries

World map showing CHA KEUM JOOs patent filings in countries
# Country Total Patents
#1 Republic of Korea 13

Patent filings per year

Chart showing CHA KEUM JOOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cha Keum Joo 13

Latest patents

Publication Filing date Title
KR100758339B1 Expansion tank with waste heat collection apparatus for hot water boiler
KR100638522B1 Smoke and dust cleaning device of boiler
KR100638521B1 Smoke and dust cleaning device of boiler
KR20070006374A Combustion chamber perspective means of combustion furnace
KR20040064426A Flue tube-water tube type hot water boiler
KR20040064427A Flue tube-water tube type hot water boiler
KR20040020200A Cooling water drain device of steam boiler
KR20040020199A Cooling water drain device of steam boiler
KR20040016478A Vertical boiler
KR20040013389A Flue tube - water tube type hot water boiler
KR20010089038A Flue tube­water tube type hot water boiler
KR20010036226A Flue tube-water tube type hot water boiler
KR20010036225A Manufacturing method of heat exchanger