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UNION STEEL MFG CO LTD

Overview
  • Total Patents
    80
About

UNION STEEL MFG CO LTD has a total of 80 patent applications. Its first patent ever was published in 1995. It filed its patents most often in Republic of Korea, China and United States. Its main competitors in its focus markets surface technology and coating, basic materials chemistry and materials and metallurgy are KARL WOERWAG LACK UND FARBENFABRIK GMBH & CO KG, TAIYO STEEL and POSCO COATED&COLOR STEEL CO LTD.

Patent filings per year

Chart showing UNION STEEL MFG CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lee Won Young 31
#2 Lee Man Woo 22
#3 Choi Jang Hyun 21
#4 Choi Jang Hyeon 17
#5 Jun Sung Su 15
#6 Jeon Seong Su 12
#7 Lee Sang Hyuk 11
#8 Jun Seong Su 10
#9 Lee Kwang Ki 9
#10 Choi Woo Chan 8

Latest patents

Publication Filing date Title
KR20150022197A Coating device and paint coating method using it
KR20150022199A A method for manufacturing steel sheet having solid pattern using patterned roller
KR20140144577A Integrated system for hairline engraving and surface treating employing a special abrasive
KR20140018098A Production method for zn-al alloy coated steel sheet and its production device
KR20140132122A Steel sheet coating system and process using bar coater
KR20140125195A Emboss laminate steel sheet coated with pet film and method for manufacturing the same
KR101450802B1 System and method for menufacturing pre-coated metal color steel sheet
KR20140066313A Embossed color steel sheet and manufacturing method thereof
KR20140062645A Production method for zn-al alloy coated steel sheet
KR20140046102A Inkjet print color steel sheet and manufacturing method thereof
KR20140029756A Colored steelsheet with superior clarity and manufacturing method thereof
KR20140025819A Solid dot-pattern color steelsheet and manufacturing method thereof
KR20130097588A Gravure transcription pcm color steel having three dimensional texture and manufacturing method thereof
KR20130069221A Environment friendly heat-dissipating resin composition having excellent heat-dissipating property and steel sheet using the same
KR20130026930A Color steel sheet having three dimensional texture and manufacturing method thereof
KR20120075764A Thermocuring ink composition for printing steel sheet, method of preparing steel sheet using the same, and steel sheet
KR20120006587A Color steel sheet having photo-curing resin layer
KR20110137656A Non-chrome type clear coated stainless steel sheet and method for preparing the same
KR20110094451A Environment-friendly organic coating colored steel plate and method for preparing the same
KR20110062222A Low voc high-solid coating composition