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4M CO LTD

Overview
  • Total Patents
    27
  • GoodIP Patent Rank
    59,599
  • Filing trend
    ⇩ 75.0%
About

4M CO LTD has a total of 27 patent applications. It decreased the IP activity by 75.0%. Its first patent ever was published in 2014. It filed its patents most often in Republic of Korea, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets civil engineering, materials and metallurgy and electrical machinery and energy are YUNNAN CONSTRUCTION ENG GENERAL CONTRACTING COMPANY, HONGG DCS CO LTD and FSL INTERNATSIONAL AG.

Patent filings in countries

World map showing 4M CO LTDs patent filings in countries

Patent filings per year

Chart showing 4M CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sim Jae Il 8
#2 Lee Jin Gon 5
#3 Mun Ju Hyun 5
#4 Yang Keun Hyeok 4
#5 Yun In Gu 4
#6 Go Jueng Wan 3
#7 Kim Jae Wook 3
#8 Lee Dong Ha 3
#9 Lee Han Eol 2
#10 Im Gwang Jin 2

Latest patents

Publication Filing date Title
KR102209709B1 Prefabricated bridge with pocket type coping and construction method thereof
KR102185768B1 Coping joint absorbing errors and construction method of prefabricated bridge using the same, prefabricated bridge constructed thereby
KR20200047472A The composition of repair and strengthening mortars and concrete with high workability and adhesion for section jacketing method of reinforced concrete structures
KR102124537B1 Truss type composite rahmen bridge and construction method thereof
KR102124401B1 Automatic Injection Grouting System
KR20210019264A Expansion joints for bridge
KR20200137769A Intelligent roadside lighting control unit
KR20200137770A Lighting management system for roadside borders
KR20190109241A The composition of repair and strengthening mortars and concrete with high workability and adhesion for section jacketing method of reinforced concrete structures
KR101921489B1 Seismic strengthening method and structure for new construction masonry
KR101921487B1 Seismic strengthening method and structure for masonry
US10208493B1 Column reinforcing structure using V-shaped tie bars
KR20190052390A Structure for reinforcing column using V-shaped ties
KR20190052391A Method for reinforcing column using V-shaped ties
KR101816165B1 Girder assembly having improved cross section stiffness of negative moment section
KR20180087701A Concrete Filled steel Tube of Aseismic Reinforcement and Method of Aseismic Reinforcement for Existing Building Structure using the Same
KR20180079787A Reinforcing method for resisting earthquake using nature friendly and earthquake-resistant mortar
KR20170112956A A repairing member for surface of a concrete structure and conservation and reinforcement method using it
KR20180052205A Seismic retrofit ceiling structure and construction method thereof
KR20170115376A Flame-retardant resin composition with high rigidity and reinforcment panel with reinforced plastic using the same