POSCO

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C22C ALLOYS 1607
 
  
 
C21D MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING, OR OTHER TREATMENTS 1264
 
  
 
C23C COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL 7933
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM44113
 
  
 
B22D CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES 3418
 
  
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 2667
 
  
 
C09D COATING COMPOSITIONS, e.g. PAINTS, VARNISHES, LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR 2468
 
  
 
B21B ROLLING OF METAL 1914
 
  
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 1767
 
  
 
C21B MANUFACTURE OF IRON OR STEEL 1310

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0010,225 APPARATUS FOR REMOVING TOP DROSS OF PLATING POTDec 21, 15Jan 11, 18[C23C]
2018/0002,771 HIGH-STRENGTH COLD ROLLED STEEL SHEET WITH LOW MATERIAL NON-UNIFORMITY AND EXCELLENT FORMABILITY, HOT DIPPED GALVANIZED STEEL SHEET, AND MANUFACTURING METHOD THEREFORMay 08, 15Jan 04, 18[C23C, C21D, C22C]
2018/0002,772 GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFORDec 18, 15Jan 04, 18[H01F, C21D, C22C]
2018/0002,790 HIGH STRENGTH GALVANIZED STEEL SHEET HAVING EXCELLENT SURFACE QUALITIES, PLATING ADHESION, AND FORMABILITY, AND METHOD FOR MANUFACTURING SAMEDec 23, 15Jan 04, 18[C23C, C21D, C22C]
2017/0369,960 GRAIN-ORIENTED ELECTRICAL STEEL PLATE AND MANUFACTURING METHOD THEREOFDec 21, 15Dec 28, 17[C23C, B23K, C21D]
2017/0362,675 STEEL FOR LOW-TEMPERATURE SERVICE HAVING EXCELLENT SURFACE PROCESSING QUALITY AND METHOD FOR MANUFACTURING SAMEDec 11, 15Dec 21, 17[C21D, C22C]
2017/0362,676 NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING THE SAMEDec 21, 15Dec 21, 17[C21D, C22C]
2017/0348,802 METHOD FOR FORMING GROOVE IN SURFACE OF STEEL PLATE, AND APPARATUS THEREFORDec 21, 15Dec 07, 17[B23K]
2017/0349,985 AUSTENITIC STAINLESS STEELS EXCELLENT IN FLEXIBILITYDec 01, 15Dec 07, 17[C22C]
2017/0350,029 PLATED STEEL SHEET HAVING EXCELLENT ADHESION PROPERTY AND MANUFACTURING METHOD THEREFORDec 22, 15Dec 07, 17[C23C, C25D]

View all Publication..

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9896750 Steel wire rod having high strength and ductility and method for producing sameDec 28, 12Feb 20, 18[B21C, C21D, C22C]
9878961 Nickel-M-alumina xerogel catalyst, method for preparing the same, and method for preparing methane using the catalystDec 28, 11Jan 30, 18[C07C, B01J]
9873242 Method for preparing continuous carbon fiber-reinforced thermoplastic prepregDec 24, 13Jan 23, 18[C08J, B29C, B29K, B32B]
9869002 Method for manufacturing duplex stainless steel sheet having reduced inclusionsDec 08, 15Jan 16, 18[B22D, C21D, C21C, C22C]
9871259 Method for manufacturing composite ceramic materialJun 30, 16Jan 16, 18[B82Y, C04B, H01M, C01G]
9863014 Lance and operation method using the sameDec 16, 13Jan 09, 18[F27D, F23D, C21C]
9863113 Steel pipe socket and method of connecting steel pipe pile and steel pipe column using the sameDec 28, 12Jan 09, 18[F16B, E02D]
9856120 Transportation device and transportation system using sameDec 27, 12Jan 02, 18[B60G, B62D, B60P, B63B, B66C]
9856380 Surface treatment composition for galvanized steel sheet, surface treatment method for galvanized steel sheet, and galvanised steel sheetDec 28, 12Jan 02, 18[C23C, C25D, C09D, C22C]
9856542 Ferritic lightweight high-strength steel sheet having excellent stiffness and ductility, and method of manufacturing the sameDec 26, 12Jan 02, 18[C23C, B21C, C21D, C22C, B21B, B32B]

View all patents..

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0076,166 ELETROPLATING APPARATUS FOR PREVENTING EXCESSIVE PLATING OF EDGEAbandonedDec 12, 13Mar 17, 16[C25D]
2015/0344,800 COAL BRUQUETTE MANUFACTURING METHOD AND COAL BRUQUETTE MANUFACTURING APPARATUSAbandonedDec 12, 13Dec 03, 15[C10L]
2015/0298,190 MANDREL OF COIL BOXAbandonedNov 20, 13Oct 22, 15[B21C]
2015/0299,472 Organic-Inorganic Hybrid Coating Solution Composition and Organic-Inorganic Hybrid Coated Steel SheetAbandonedDec 27, 12Oct 22, 15[C09D]
2015/0266,519 High Manganese Steel Strips with Excellent Coatability and Superior Surface Property, Coated Steel Strips Using Steel Strips and Method for Manufacturing the Steel StripsAbandonedMar 02, 15Sep 24, 15[C23C, C25D, B62D, C21D, B32B, C22C]
2015/0251,216 Magnesium Alloy with Dense Surface Texture and Surface Treatment Method ThereofAbandonedMay 20, 15Sep 10, 15[B05D]
2015/0211,088 NON-MAGNETIC HIGH MANGANESE STEEL SHEET WITH HIGH STRENGTH AND MANUFACTURING METHOD THEREOFAbandonedDec 20, 12Jul 30, 15[C21D, C22C]
2015/0174,647 Method of Manufacturing Ti-Containing Austenitic Stainless Steel Sheet by Twin Roll Strip CasterAbandonedDec 15, 14Jun 25, 15[B22D]
2015/0174,648 Method of Manufacturing Thin Martensitic Stainless Steel Sheet Using Strip Caster with Twin Rolls and Thin Martensitic Stainless Steel Sheet Manufactured by the SameAbandonedDec 17, 14Jun 25, 15[B22D, C22C]
2015/0040,636 WIRE ROD AND STEEL WIRE FOR SPRINGS HAVING HIGH CORROSION RESISTANCE, METHOD OF MANUFACTURING STEEL WIRE FOR SPRINGS, AND METHOD OF MANUFACTURING SPRINGSAbandonedDec 20, 12Feb 12, 15[B21C, C22C]
2014/0377,453 Insulating Adhesive Composition for Metal-Based Copper Clad Laminate (MCCL), Coated Metal Plate Using Same, and Method for Manufacturing SameAbandonedDec 21, 12Dec 25, 14[C09J, H05K]
2014/0363,697 HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET HAVING EXCELLENT PLATING SURFACE QUALITY AND ADHESION, AND METHOD OF MANUFACTURING THE SAMEAbandonedDec 27, 12Dec 11, 14[C23C, C22C]
2014/0360,882 HIGH SPEED HORIZONTAL ELECTROFORMING APPARATUS FOR MANUFACTURING METAL FOIL AND METHOD FOR MANUFACTURING METAL FOILAbandonedNov 15, 12Dec 11, 14[C25D]
2014/0356,220 WEAR RESISTANT AUSTENITIC STEEL HAVING SUPERIOR MACHINABILITY AND DUCTILITY, AND METHOD FOR PRODUCING SAMEAbandonedDec 27, 12Dec 04, 14[C22C, B21B]
2014/0322,633 SOLID OXIDE FUEL CELL COMPRISING REACTION PREVENTING LAYER AND METHOD FOR MANUFACTURING SAMEAbandonedDec 09, 11Oct 30, 14[H01M]
2014/0308,156 STEEL SHEET FOR WARM PRESS FORMING, WARM-PRESSED MEMBER, AND MANUFACTURING METHODS THEREOFAbandonedNov 05, 12Oct 16, 14[C21D, C22C, B21B]
2014/0158,259 Method of Manufacturing a Steel Plate for Linepipe having Ultra-High Strength and Excellent Low Temperature ToughnessAbandonedAug 12, 13Jun 12, 14[C21D]
2014/0150,934 WIRE ROD HAVING SUPERIOR HYDROGEN DELAYED FRACTURE RESISTANCE, METHOD FOR MANUFACTURING SAME, HIGH STRENGTH BOLT USING SAME AND METHOD FOR MANUFACTURING BOLTAbandonedMay 14, 12Jun 05, 14[C21D, C22C]
2014/0130,859 SOLAR CELL SUBSTRATE AND SOLAR CELL USING SAMEAbandonedJun 08, 12May 15, 14[H01L]
2014/0124,028 SOLAR CELL SUBSTRATE, METHOD FOR MANUFACTURING SAME, AND SOLAR CELL USING SAMEAbandonedJun 08, 12May 08, 14[H01L]

View all patents..

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.