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DOOHYUN ENG & CONSTRUCTION CO

Overview
  • Total Patents
    28
  • GoodIP Patent Rank
    57,051
  • Filing trend
    ⇧ 75.0%
About

DOOHYUN ENG & CONSTRUCTION CO has a total of 28 patent applications. It increased the IP activity by 75.0%. 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 chemical engineering and environmental technology are BOCENT ADVANCED CERAM CO LTD, KINTECH TECHNOLOGY CO LTD and BROTHER ENV PROT EQUIPMENT ENG CO LTD.

Patent filings in countries

World map showing DOOHYUN ENG & CONSTRUCTION COs patent filings in countries
# Country Total Patents
#1 Republic of Korea 28

Patent filings per year

Chart showing DOOHYUN ENG & CONSTRUCTION COs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Chemical engineering
#2 Environmental technology

Top inventors

# Name Total Patents
#1 Kim Kyu Yeol 25
#2 Youn Jong Ho 6
#3 Kim Gyu Yeol 3

Latest patents

Publication Filing date Title
KR20200062010A Treatment System of The Wastewater Containing Silica Capable of removing nitrogen and Phosphorus
KR102065304B1 Treatment Method of The Wastewater Containing Silica With Improved Treatment Efficiency
KR102065303B1 Treatment Method of The Wastewater Containing Silica Capable of Removing Nitrogen And Phosphorus
KR20200062011A Treatment System of The Wastewater Containing Silica With Improved Treatment efficiency
KR101993680B1 Treatment System of The Wastewater Containing Silica
KR101993683B1 Treatment Method of The Wastewater Containing Silica
KR20190030558A Wastewater treatment system with improved mixing efficiency comprising rotatable oxygen supplying plate
KR20190030560A Wastewater treatment system with improved mixing efficiency using oxygen bubble
KR20190030552A Wastewater treatment system having multi-holes plate capable of controlling of emitting size of treated water
KR20190030559A Wastewater treatment system with improved mixing efficiency comprising rotatable oxygen supplying plate having improved removing efficiency of floating matter and scum
KR20190030554A Wastewater treatment system with improved efficiency of separation of precipitated matter and removing of floating matter and scum
KR20190030553A Wastewater treatment system using multi-holes plate having improved treated water emitting efficiency
KR20190030557A Wastewater treatment system with improved treatment efficiency for food wasted water
KR20190030561A Wastewater treatment system with improved mixing efficiency for treatment of side stream comprising high concentrated nitrogen
KR20190030555A Wastewater treatment system with improved treatment efficiency for treatment of side stream comprising high concentrated nitrogen
KR20190030556A Wastewater treatment system with improved treatment efficiency using oxygen bubble
KR20190030550A Wastewater treatment system using multi-holes plate with improved treating efficiency
KR20190030551A Wastewater treatment system having improved removing efficiency of floating matter and scum
KR101847930B1 Wastewater treatment system with improved mixing efficiency
KR101847927B1 Wastewater treatment system with improved treatment efficiency