Learn more

DONG A GEOL ENGINEERING CO LTD

Overview
  • Total Patents
    91
  • GoodIP Patent Rank
    210,437
About

DONG A GEOL ENGINEERING CO LTD has a total of 91 patent applications. Its first patent ever was published in 1999. It filed its patents most often in Republic of Korea and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets civil engineering, environmental technology and materials and metallurgy are LIPSKER ENG, LOUIS CLAUDE and SHENZHEN HONGYE REPTOSOL TECH CO LTD.

Patent filings in countries

World map showing DONG A GEOL ENGINEERING CO LTDs patent filings in countries

Patent filings per year

Chart showing DONG A GEOL ENGINEERING CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kim Dong Hae 17
#2 Sin Min Sick 15
#3 No Jin Tack 13
#4 Lee Jun Suck 10
#5 Choi Jeong Uk 8
#6 Kwon Jun Yong 6
#7 Ahn Byeung Gee 6
#8 Jung Sun Tae 5
#9 Park Hee Won 4
#10 Lee Chul Woo 4

Latest patents

Publication Filing date Title
KR20150053699A Deep cement mixing device for sea construction
KR101434168B1 Accessory device for assembling cutter head for tunnel construction and method for assembling the cutter head using the accessory device
KR101539216B1 Apparatus of measuring a defect of assembly and method using the same
KR101412715B1 blocking-protection device of cutter head
KR101421560B1 Deep cement mixing device for sea construction and construction work method using therewith
KR20150011052A Drainer assembly and its assembling method
KR101228820B1 Device for preventing turbidity from water of underwater soil improving apparatus
KR101266412B1 Device for preventing turbidity from water of underwater soil improving apparatus
KR101290411B1 Method of separating air and water and its apparatus for suction drain method
KR20130043487A Excavator for softground improvement with clamp device
KR20130010964A Drain system for suction drain method using the water jet pump
KR20130010587A Level profiler for multi-layer ground using double pipe
KR20130010184A Construction method of drain apparatus for suction drain method
KR20130009321A Construction method of drain apparatus for suction drain method
KR20130008994A Drain apparatus for suction drain method
KR20130008800A Drain apparatus for suction drain method
KR101087502B1 Apparatus for integral water treatment
KR101171879B1 Apparatus for circular floc-sedientation
KR20120046966A Diaphragm wall and this construction technique
KR20120000707A Cleaning device for drilling rod of drilling machine