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CHO HEUY NAM

Overview
  • Total Patents
    58
  • GoodIP Patent Rank
    114,830
  • Filing trend
    ⇩ 25.0%
About

CHO HEUY NAM has a total of 58 patent applications. It decreased the IP activity by 25.0%. Its first patent ever was published in 1994. It filed its patents most often in Republic of Korea and China. Its main competitors in its focus markets civil engineering, environmental technology and thermal processes are DAE SUNG GROUNDWATER LTD, SPRINGER JOHANN and CURLETT HARRY B.

Patent filings in countries

World map showing CHO HEUY NAMs patent filings in countries
# Country Total Patents
#1 Republic of Korea 57
#2 China 1

Patent filings per year

Chart showing CHO HEUY NAMs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cho Heuy Nam 57
#2 Cho Eun Sup 6
#3 Cho Eun Jun 2
#4 Heug-Nam Cho 1

Latest patents

Publication Filing date Title
KR20210021742A Grouting method and system for high-depth geothermal heat exchanger for dispersing grouting load
KR20200132450A Deformation occlusion protection system by grouting fever of geothermal exchange coil pipe and method for constructing this same
KR20200124985A A weight unit or high depth geothermal pipe using u band and method for constructing high depth geothermal pipe
KR20200119663A Upper protection cover of well for underground water and geothermal system and method for constructing this same
KR20200093847A Sediment Slime Alert System for Jeju Type Closed Ground Heat Exchangers
KR20200025516A Vertical Closed Ground Heat Exchanger with Color Alert Grouting Section and Method for constructing this same
KR20200022980A Underwater heat exchanger system using water current and water heat and method for constructing this same
KR101932625B1 Wave power generation assembly using leverage
KR20190056143A Variable wave power generator using leverage effect
KR20180043735A Geothermal system include heat exchange in well using heat exchange of heat pump
KR101860135B1 Geothermal energy system using fuel cell energy
KR20180109591A Cooling and heating system using evaporative heat exchanger by evaporative cooling of evaporative cooling refrigeration system
KR20160133392A Geothermal system include heat exchange in well
KR20170057548A Groundwater Circulation System Of The Overflowing Geothermal Standing Column Well
KR20170056288A Secession Innercasing Connection Device And Method Of The Standing Column Well
KR20090102232A Pipe connecting structure
KR20080014916A Ground heat returning device for improving underground heat exchange efficiency by connecting with empty pipes installed to the bottom of groundwater core
KR20090062095A Apparatus for preventing polution of subterranean water
KR100848395B1 A casing cutting machine for collecting underground water and method for collecting underground water thereof
KR100845973B1 Ground Protection Wall Grouting Packer and Grouting Method for Preventing Inflow of Contaminated Groundwater in Upper Water Wells