Learn more

DOO JE CO LTD

Overview
  • Total Patents
    21
  • GoodIP Patent Rank
    200,535
  • Filing trend
    0.0%
About

DOO JE CO LTD has a total of 21 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 2002. It filed its patents most often in Republic of Korea. Its main competitors in its focus markets machines, chemical engineering and materials and metallurgy are Henan zhongyu dingli intelligent equipment co ltd, PFEIFFER BARBAROSSAWERKE A G G and DAE GIL INDUSTRY CO LTD.

Patent filings in countries

World map showing DOO JE CO LTDs patent filings in countries
# Country Total Patents
#1 Republic of Korea 21

Patent filings per year

Chart showing DOO JE CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lee Bae Sik 19
#2 Kim Jeong Sik 3
#3 Lee Gyeong Yong 2
#4 Lee Jun Sik 1
#5 Lee Young Sik 1
#6 Ahn Min Kyu 1
#7 Lim Myungkwan 1
#8 Kim Dong Gwan 1
#9 Kim Jong Gwan 1

Latest patents

Publication Filing date Title
KR101923179B1 Method to make reinforced concrete structuresl demolition
KR101836832B1 Foreign material quality sorting system of construction waste
KR101619367B1 Multiple mixing system for control of particle size of cyclic aggregate production treatment process of construction waste using dual fan mixer and con mixer using waste conveyor belt and multiple impeller mixer
KR101600982B1 Method for manufacturing of filler for waste underground structure using water-treatment sludge
KR101381320B1 Shear blade structure of wood crusher
KR101299642B1 Automobile exhaust and excess energy of organic and inorganic sludge using a mobile processing unit
KR101147253B1 Machine for crush and crack aggregate
KR101138420B1 Grinding machine having grind drum and liner, and method for manufacturing aggregate using grinding machine
KR101138419B1 Crusher for recycling of aggregate of construction waste using waste belt
KR101026225B1 Crusher for recycling of aggregate of construction waste using waste belt
KR100973335B1 Recycled aggregate manufacturing ficility using smash and trituration on construction waste middle progress
KR100958200B1 Apparatus for combustible waste disposal
KR100879809B1 Apparatus for removing alien substances of circulated aggregate crushed in intermediate handling of construction waste
KR100897623B1 Apparratus for washing alien substances of circulated aggregate crushed in intermediate handling of construction waste
KR100879158B1 Apparatus for manufacturing aggregate using crush roller and liner in construction waste's intermediate handling
KR100843979B1 System and method for mixing as fixed quantity revival aggregate smashed in construction waste's intermediate handling
KR100863605B1 Apparatus for producing revival aggregate from construction waste smashed in construction waste's intermediate handling using revival aggregate sorting screen having multi-step's angle change
KR100814086B1 Apparatus and method for manufacturing recycled-aggregate made of crushed waste-concrete
KR100730688B1 Apparatus for selecting waste made of crushed waste-concrete
KR100674009B1 Apparatus and method for manufacturing recycled-aggregate made of crushed waste-concrete