Patent assignee · KR · COMPANY

POSCO CO., LTD

822Patents
780Active
822Granted
61Portfolio score

Filing activity: Nov 16, 2001 → Mar 29, 2024 · 97 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7105066B2 Steel plate having superior toughness in weld heat-affected zone and welded structure made therefrom Chemistry; Metallurgy 84 Expired
US8682511B2 Method for platooning of vehicles in an automated vehicle system Physics 59 Active
US8672354B2 Underbody for electric vehicle Emerging Cross-Sectional Technologies 53 Active
US8663793B2 Excellent heat-dissipating black resin composition, method for treating a zinc coated steel sheet using the same and steel sheet treated thereby Emerging Cross-Sectional Technologies 23 Active
US9994931B2 Method for extracting lithium from solution containing lithium Emerging Cross-Sectional Technologies 19 Active
US7524535B2 Method of protecting metals from corrosion using thiol compounds Chemistry; Metallurgy 19 Expired
US9598291B2 Method for manufacturing lithium hydroxide and method using same for manufacturing lithium carbonate Performing Operations; Transporting 19 Active
US8145368B2 Method and system for merge control in an automated vehicle system Performing Operations; Transporting 14 Active
US10590522B2 Aluminum-iron alloy-coated steel sheet for hot press forming, having excellent hydrogen delayed fracture resistance, peeling resistance, and weldability and hot-formed member using same Emerging Cross-Sectional Technologies 14 Active
US7846271B2 Non-oriented electrical steel sheets with excellent magnetic properties and method for manufacturing the same Electricity 14 Active
US9068085B2 Radiation curable resin composition, and fingerprint-resistant resin composition containing same Emerging Cross-Sectional Technologies 13 Active
US6776857B2 Method and device for manufacturing a hot rolled steel strip Chemistry; Metallurgy 13 Expired
US7622550B2 Mussel bioadhesive Chemistry; Metallurgy 13 Expired
US7405265B2 Method of preparing catalyst for polymerization of aliphatic polycarbonate and method of polymerizing aliphatic polycarbonate Chemistry; Metallurgy 9 Expired
US8778097B2 Low specific gravity and high strength steel sheets with excellent ridging resistibility and manufacturing methods thereof Chemistry; Metallurgy 8 Active
US7981196B2 Apparatus and method for recovering carbon dioxide from flue gas using ammonia water Emerging Cross-Sectional Technologies 8 Active
US9289821B2 Apparatus for preventing damage to casting rolls in strip casting machine Performing Operations; Transporting 8 Active
US7861614B2 Apparatus for operating a distribution chute for changing ores and coals into a furnace Emerging Cross-Sectional Technologies 7 Active
US8527093B2 Apparatus for controlling the position of crane tong according to slab bending and the method thereof Performing Operations; Transporting 7 Active
US8308175B2 Tubular torsion beam for rear suspensions of vehicles and manufacturing method thereof Emerging Cross-Sectional Technologies 7 Active
US8113139B2 Gas wiping apparatus having adjustable gas guide Chemistry; Metallurgy 7 Active
US7030090B2 Immune-modulating peptide Chemistry; Metallurgy 6 Expired
US6686061B2 Steel plate having TiN+CuS precipitates for welded structures, method for manufacturing same and welded structure made therefrom Emerging Cross-Sectional Technologies 6 Expired
US7624685B2 Guideway and chassis system for wheel based rail running vehicle Performing Operations; Transporting 6 Expired
US8306308B2 Method for optically detecting surface defect of round wire rod Physics 6 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.