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DAE CHANG HEAVY MACHINERY CO LTD

Overview
  • Total Patents
    26
  • GoodIP Patent Rank
    122,657
  • Filing trend
    0.0%
About

DAE CHANG HEAVY MACHINERY CO LTD has a total of 26 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 2009. It filed its patents most often in Republic of Korea. Its main competitors in its focus markets civil engineering and mechanical elements are SUNGWON, ZHENG CHUNWEN and EMUZU KK.

Patent filings in countries

World map showing DAE CHANG HEAVY MACHINERY CO LTDs patent filings in countries
# Country Total Patents
#1 Republic of Korea 26

Patent filings per year

Chart showing DAE CHANG HEAVY MACHINERY CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Shin Young Chol 26
#2 Shin Chang Hun 3
#3 Lee Eu Lyul 1

Latest patents

Publication Filing date Title
KR101989937B1 Cement pool top and bottom discharge system using single swivel of ground excavation equipment
KR20180120357A Two-way swivel of ground excavator
KR20180019849A DCM soft ground improved apparatus and method using a ground rig
KR20170116495A Single two-way swivel rotary drilling rigs in the ground
KR20170011051A Rotary swivel of drill
KR20170008493A Cement paste venting road of ground dnilling
KR101669636B1 Safety device of crane leader of pile drive
KR101655930B1 Joint double pressing device for connecting auger drive unit
KR20160091028A Ground excavating method and capable of DCM deep excavation having low center of gravity
KR20160066806A Airtight packing and joint for connecting activating rod of excavator
KR20160037458A Safety coupling for flexible excavating rod ground excavating device
KR20160024563A Ground excavating device having function of auto up and down of excavating rod for construction continued wall preventing water flowing of underground
KR20150140073A Excavating bit having air-hammer and screw for excavating ground composed by earth, sand, soft rock and boulder
KR20150140075A Excavating bit having screw with ring cutter for concrete cutting
KR20130106485A Hammer drill of excavaton
KR101177724B1 Rock socket-soil. cement. wall method
KR20130094912A Gear box of earth auger machine
KR101170656B1 Earth auger machine having multi shaft
KR20120094561A Earth auger machine
KR20120069970A Soft ground improvement method excavating rod of ground excavating device