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DONGKUK REFRACTORIES & STEEL CO LTD

Overview
  • Total Patents
    15
  • GoodIP Patent Rank
    152,886
About

DONGKUK REFRACTORIES & STEEL CO LTD has a total of 15 patent applications. Its first patent ever was published in 2009. It filed its patents most often in Republic of Korea and Japan. Its main competitors in its focus markets materials and metallurgy, machines and thermal processes are UK NII OGNEUPOROV, KAWASAKI REFRACTORIES CO LTD and KROSAKI CORP.

Patent filings in countries

World map showing DONGKUK REFRACTORIES & STEEL CO LTDs patent filings in countries
# Country Total Patents
#1 Republic of Korea 14
#2 Japan 1

Patent filings per year

Chart showing DONGKUK REFRACTORIES & STEEL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lee Kang Hak 12
#2 Lee On Young 8
#3 Mun Myung Wook 8
#4 Kwon Sun Hoan 8
#5 Bae Sung Bum 7
#6 Yun Gug Heui 4
#7 Park Chan Kyu 4
#8 Hwang Chang Hwe 3
#9 Park Chan Woo 2
#10 Byun Man Gyu 2

Latest patents

Publication Filing date Title
KR102094198B1 Silicon carbide high carbon composite material and manufacturing method thereof
KR102054868B1 Electrode anti-oxidation method and impregnating liquid
KR20200120373A Hollow fiber ceramic membrane module and porting method thereof
KR101709780B1 Manufacturing Method of ladle for transferring molten metal
KR101629242B1 Manufacturing Method of ladle for transferring molten metal
KR101578660B1 Method of Producing Solid Electrolyte for Sodium Sulfur Secondary Battery
KR20160015625A Manufacturing apparatus of high purity spherical alumina and the manufacturing method of high purity spherical alumina using this
KR20160015626A Complex glomeration ceramic with transmission and thermal dissipation and method thereof
KR20160008320A Complex glomeration ceramic having high thermal dissipation and method thereof
KR101469093B1 Manufacturing apparatus for spheroidized ceramics
KR101346701B1 Well block for purging plug
KR20130120131A Shot device for inner surface of ingot mold
KR20120108214A Nozzle exchaning module for continuous casting
KR20110009446A Basic refractories for reparing a furnace