Patent Assignment
Reel/Frame 061561/0831
Change of Name
Recorded: 2022-09-28
Pages: 11
Assignor
POSCO
Executed: 2022-03-02
Assignee
POSCO HOLDINGS INC.
440, TEHERAN-RO, GANGNAM-GU, SEOUL, 06194, KOREA, REPUBLIC OF
Covered Properties
(120)
Apparatus for Manufacturing Molten Irons by Hot Compacting Fine Direct Reduced Irons and Calcined Additives and Method Using the Same
Cold Rolled Steel Sheet Having Aging Resistance and Superior Formability, and Process for Producing the Same
Apparatus for Manufacturing Compacted Irons of Reduced Materials Comprising Fine Direct Reduced Irons and Apparatus for Manufacturing Molten Irons Using the Same
Apparatus for Manufacturing Molten Irons by Injecting Fine Coals into a Melter-Gasifier and the Method Using the Same
Apparatus for Manufacturing Compacted Irons of Reduced Materials Comprising Fine Direct Reduced Irons and Apparatus for Manufacturing Molten Irons Using the Same
Hot Rolled Strip Cooling Device with Coolant Header
Method of Manufacturing Hot-Dipped Galvanized Steel Sheet
Non-Oriented Electrical Steel Sheets with Excellent Magnetic Properties and Method for Manufacturing the Same
Hearth Roll Apparatus for Annealing Furnace
Bake-Hardenable Cold Rolled Steel Sheet with Superior Strength, Galvannealed Steel Sheet Using the Cold Rolled Steel Sheet and Method for Manufacturing the Cold Rolled Steel Sheet
Precipitation Hardening Cold Rolled Steel Sheet Having Excellent Yield Ratios, and the Method for Manufacturing the Same
Corrosion Resistance Improved Steel Sheet for Automotive Muffler and Method of Producing the Steel Sheet
Apparatus and Method for Supplying Lubricant in Endless Hot Rolling Equipment
Wire Guider of Air Guide Type
Non-Oriented Electrical Steel Sheets with Improved Magnetic Property and Method for Manufacturing the Same
Method for Manufacturing High Strength Steel Strips with Superior Formability and Excellent Coatability
Apparatus and Method for on-Line Detecting Welding Part of Strip
Bearing Device for Roll of Hot Dipping Bath in Continuous Hot Dip Coating Line
High Manganese Steel Strips with Excellent Coatability and Superior Surface Property, Coated Steel Strips Using Steel Strips and Method for Manufacturing the Steel Strips
Manufacturing Method of Carbon Steel Sheet Superior in Formability
Steel Sheet for Hot Press Forming Having Low-Temperature Heat Treatment Property, Method of Manufacturing the Same, Method of Manufacturing Parts Using the Same, and Parts Manufactured by the Same
Immune-Modulating Peptide
Low Specific Gravity and High Strength Steel Sheets with Excellent Ridging Resistibility and Manufacturing Methods Thereof
High Strength Steel Plate with High Manganese Having Excellent Burring Workability
Gas Wiping Apparatus
Continuous Casting Machine and Method Using Molten Mold Flux
Coating Solution for Forming Insulating Film with Excellent Corrosion Resistance Property and Film Close Adhesion Property and Film Intensity Without Chrome and a Method for Making the Insulation Film on Non-Oriented Electrical Steel Sheet by Using It
Steel Wire Rod for High Strength and High Toughness Spring Having Excellent Cold Workability, Method for Producing the Same and Method for Producing Spring by Using the Same
Gas Wiping Apparatus Having Adjustable Gas Guide
Method for Improving Surface Properties of the Stainless Steels for Bipolar Plate of Polymer Electrolyte Membrane Fuel Cell
Method of Manufacturing a Flexible Device and Method of Manufacturing a Flexible Display
Transferring Device Using Aero-Levitation Style
Tubular Torsion Beam for Rear Suspensions of Vehicles and Manufacturing Method Thereof
Coating Composition for Steel Sheets Having Zinc and Zinc Alloy Coating Layer, Method for Forming Coating Layer Using the Coating Composition and Steel Sheet Having the Coating Layer Formed Thereof
High Strength and Low Yield Ratio Steel for Structure Having Excellent Low Temperature Toughness
Continuous Cast Slab and Method for Manufacturing the Same
Device and Method for Detecting the Jointed Parts of Strip in an Endless Hot Rolling Process
High Carbon Steel Sheet Superior in Tensile Strength and Elongation and Method for Manufacturing the Same
High-Strength Steel Sheet with Excellent Low Temperature Toughness and Manufacturing Method Thereof
Steel Wire Rod for Bearing Steel, Manufacturing Method of Steel Wire Rod for Bearing Steel, Heat Treatment Method of Steel Bearing, Steel Bearing and Soaking Method of Bearing Steel
Reducing Furnace and Apparatus for Manufacturing Molten Iron Comprising the Same
Zinc Alloy Coated Steel Sheet Having Good Sealer Adhesion and Corrosion Resistance and Process of Manufacturing the Same
Apparatus for Manufacturing Molten Irons by Hot Compacting Fine Direct Reduced Irons
Magnetic Bearing Device for Supporting Roll Shaft
High Strength Thin Steel Sheet for the Superior Press Formability and Surface Quality and Galvanized Steel Sheet and Method for Manufacturing the Same
High Strength Steel Sheet and Hot Dip Galvanized Steel Sheet Having High Ductility and Excellent Delayed Fracture Resistance and Method for Manufacturing the Same
Bake Hardening Steel with Excellent Surface Properties and Resistance to Secondary Work Embrittlement, and Preparation Method Thereof
Method and Apparatus for Removing Scale from Hot-Rolled Steel Strip
Shock Absorbing Device for Vehicle with Multiple Shock Absorbing Stages
Ultraviolet Curable Resin Composition for Transparent Color-Painted Steel Sheet, and Steel Sheet Using Same
Resin Composition for Surface Treatment of Steel Sheet and Surface-Treated Steel Sheet Using the Same
Dies for Shear Drawing
Fine Spheroidized Steel Sheet with Excellent Heat Treatment Characteristic and Method for Manufacturing the Same
Stainless Steel for Polymer Fuel Cell Separator and Method for Preparing Same
Bake-Hardenable Cold Rolled Steel Sheet with Superior Strength, Galvannealed Steel Sheet Using the Cold Rolled Steel and Method for Manufacturing the Cold Rolled Steel Sheet
Non-Heat Treated Rolled Steel and Drawn Wire Rod with Excellent Toughness, and Method for Manufacturing the Same
Manufacturing Method of Carbon Steel Sheet Superior in Formability
Apparatus and Method for Controlling Horizontal Oscillation of an Edge Dam of a Twin Roll Strip Caster
Strip Passing Apparatus, Apparatus for Treating Surface of Strip with the Same, and Method for Treating Surface of Strip
Zinc-Plated Steel Sheet for Hot Pressing Having Outstanding Surface Characteristics, Hot-Pressed Moulded Parts Obtained Using the Same, and a Production Method for the Same
Surface Treatment Method for a Substrate Using Denatured Urushiol Derived from Toxicodendron Vernicifluum
High-Strength and High-Toughness Ultrafine Wire Rod and Method for Producing Same
Descaling Apparatus
Method for Manufacturing a Precipitation-Hardening Cold-Rolled Steel Sheet Having Excellent Yield Ratios
High Carbon Chromium Bearing Steel, and Preparation Method Thereof
A Method for Manufacturing Grain-Oriented Electrical Steel Sheet Having Superior Magnetic Property
Low Iron Loss High Strength Non-Oriented Electromagnetic Steel Sheet and Method for Manufacturing Same
High-Carbon Hot-Rolled Steel Sheet, High-Carbon Cold-Rolled Steel Sheet, and Method of Manufacturing the Same
Vehicle Seat Structure
Underbody for Electric Vehicle
High Corrosion Resistant Hot Dip Zn Alloy Plated Steel Sheet
Continuous Coating Apparatus
Method of Manufacturing Multi Physical Properties Part
Dry Coating Apparatus
Apparatus for Removing Pollutant Source from Snout of Galvanizing Line
Steel Sheet for Enamel Having No Surface Defects and Method of Manufacturing the Same
High-Strength Steel Material Having Outstanding Ultra-Low-Temperature Toughness and a Production Method Therefor
High-Toughness Cold-Drawn Non-Heat-Treated Wire Rod, and Method for Manufacturing Same
Metal-Coated Steel Sheet
Method for Manufacturing Grain-Oriented Electrical Steel Sheet Having Excellent Magnetic Properties
Steel Strip Stabilizing Apparatus
Austenitic, Lightweight, High-Strength Steel Sheet Having High Yield Ratio and Ductility, and Method for Producing the Same
Steel Sheet for an Oil Sand Slurry Pipe Having Excellent Abrasion Resistance, Corrosion Resistance, and Low-Temperature Toughness and Method for Manufacturing Same
High-Strength Steel Sheet Having Superior Toughness at Cryogenic Temperatures, and Method for Manufacturing Same
Flux-Cored Arc Welding Wire for Providing Superior Toughness and Weldability to a Welded Joint at a Low Temperature, and Welded Joint Using Same
Plating Method
Steel Strip Stabilization Device
Plated Steel Sheet Having Plated Layer with Excellent Stability for Hot Press Molding
Method and Apparatus for Controlling the Strip Temperature of the Rapid Cooling Section of a Continuous Annealing Line
Defect Inspection Device of Steel Plate
Hot-Dip Galvanized Steel Sheet Having Excellent Adhesiveness at Ultra-Low Temperatures
Conversion Coating Composition, Surface Treated Steel Sheet, and Method for Manufacturing the Same
Wear Resistant Austenitic Steel Having Superior Machinability and Toughness in Weld Heat Affected Zones Thereof and Method for Producing Same
Stainless Steel Having Superior Surface Quality and Moldability for Fuel Cell Divider Sheet, and Method for Manufacturing Same
Wheelbase for Movable Structure
Method for Manufacturing Zn-Mg Alloy-Coated Steel Sheet Having High Blackening Resistance and Coating Adhesion
Electromagnetic Wiping Device, Plated Steel Sheet Wiping Apparatus Including Same, and Method for Manufacturing Plated Steel Sheet
Insulation Coating Composition for Non-Oriented Electrical Sheet, Method for Manufacturing the Same, and Non-Oriented Electrical Sheet to Which Insulation Coating Composition Is Applied
Wear Resistant Steel Having Excellent Toughness and Weldability
High Carbon Hot Rolled Steel Sheet Having Excellent Material Uniformity and Method for Manufacturing the Same
Forward Portion of Vehicle Body
Hot Dip Zinc Alloy Plated Steel Sheet Having Excellent Corrosion Resistance and External Surface and Method for Manufacturing Same
Uninterruptible Power Supply System
Ferritic Lightweight High-Strength Steel Sheet Having Excellent Stiffness and Ductility, and Method of Manufacturing the Same
Apparatus For Preventing Damage To Casting Rolls In Strip Casting Machine
Fixed-Type Electric Furnace and Molten Steel Production Method
Lance and Operation Method Using the Same
Hot-Rolled Stainless Steel Sheet Having Excellent Hardness and Low-Temperature Impact Properties
High-Manganese Wear Resistant Steel Having Excellent Weldability and Method for Manufacturing Same
Surface-Treated Steel Plate and Production Method for Same
Zinc-Plated Steel Sheet for Hot Pressing Having Outstanding Surface Characteristics, Hot-Pressed Moulded Parts Obtained Using the Same, and a Production Method for the Same
Hot Dip Galvanized and Galvannealed Steel Sheet Having Excellent Elongation Properties
Phosphate Solution for Zinc or Zinc-Based Alloy Plated Steel Sheet, and Zinc or Zinc-Based Alloy Plated Steel Sheet Using the Same
Grain Oriented Electrical Steel Sheet Having Excellent Core Loss, and Method for Manufacturing Same
Zn-Mg Alloy Plated Steel Sheet, and Method for Manufacturing Same
Surface Treatment Composition for Galvanized Steel Sheet, Surface Treatment Method for Galvanized Steel Sheet, and Galvanised Steel Sheet
Raw Material Sorting Apparatus and Method Therefor
High Strength Thin Steel Sheet for the Superior Press Formability and Surface Quality and Galvanized Steel Sheet and Method for Manufacturing the Same
Method for Manufacturing Duplex Stainless Steel Sheet Having Reduced Inclusions
Hot Press Formed Parts Having Excellent Powdering Resistance During Hot Press Forming
Related Assignments
(18)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 13, 2006
From: LEE, HOO-GEUN; KANG, TAE-IN; LEE, KWANG-HEE; KIM, SUNG-GON
To: POSCO
Reel/Frame 017548/0912 →
Assignment of Assignor's Interest
May 10, 2006
From: YOON, JEONG-BONG; SON, WON-HO; KANG, KI-BONG; CHO, NOI-HA
To: POSCO
Reel/Frame 017893/0802 →
Assignment of Assignor's Interest
Jan 11, 2007
From: LEE, KWANG-HEE; SHIN, SUNG-KEE; CHO, IL-HYUN; KIM, DO-SEUNG
To: POSCO
Reel/Frame 018748/0570 →
Assignment of Assignor's Interest
Jan 18, 2007
From: KWON, YOUNG-CHUL; HUR, NAM-SUK; PARK, YOUNG-DO; KIM, HAK-DONG
To: POSCO
Reel/Frame 018772/0862 →
Assignment of Assignor's Interest
Mar 19, 2007
From: LEE, KWANG-HEE; SHIN, SUNG-KEE; PARK, MIN-CHUL; JOO, SANG-HOON
To: POSCO
Reel/Frame 019029/0680 →
Assignment of Assignor's Interest
Jun 12, 2007
From: CHOI, JAE-YOUNG; BAE, BYUNG-KEUN; PARK, JONG-TAE; KIM, JAE-KWAN
To: POSCO CO., LTD.
Reel/Frame 019461/0148 →
Assignment of Assignor's Interest
Jul 12, 2007
From: LEE, PIL JONG; LEE, JOO DONG; CHO, MYUNG JONG; KWON, HUI SEOP
To: POSCO
Reel/Frame 019567/0582 →
Assignment of Assignor's Interest
Nov 13, 2007
From: KIM, SANG-HEON; CHO, NOI-HA; JIN, YEONG-SOOL
To: POSCO
Reel/Frame 020100/0808 →
Assignment of Assignor's Interest
Mar 10, 2008
From: JOO, JI-YONG
To: POSCO
Reel/Frame 020624/0503 →
Assignment of Assignor's Interest
Apr 10, 2008
From: SON, WON-HO; KIM, JAI-IK; LEE, SEUNG-HEE; YOON, JEONG-BONG
To: POSCO
Reel/Frame 020782/0450 →
Assignment of Assignor's Interest
Apr 28, 2008
From: KIM, CHUL-HEE; SON, SEUNG-LAK
To: POSCO
Reel/Frame 020864/0419 →
Assignment of Assignor's Interest
May 16, 2008
From: HAN, SANG-HO
To: POSCO
Reel/Frame 020961/0954 →
Assignment of Assignor's Interest
May 28, 2008
From: BAE, BYUNG-KEUN; KIM, JAE-KWAN
To: POSCO CO., LTD.
Reel/Frame 021009/0338 →
Assignment of Assignor's Interest
Jun 20, 2008
From: HAN, SEONG-HO
To: POSCO
Reel/Frame 021131/0320 →
Assignment of Assignor's Interest
Aug 6, 2008
From: KIM, WON BONG; SEONG, KI TAEK; SHIN, YEONG BEM; MIN, DAL KI
To: POSCO
Reel/Frame 021347/0945 →
Assignment of Assignor's Interest
Aug 14, 2008
From: KIM, SEONG JU; SOHN, IL RYOUNG; HWANG, HYUN GYU; LEE, SEUNG BOK
To: POSCO
Reel/Frame 021389/0594 →
Assignment of Assignor's Interest
Mar 18, 2013
From: NAM, KYUNG-HOON; KWAK, YOUNG-JIN; LEE, DONG-YOEUL; KIM, TAE-YEOB
To: POSCO
Reel/Frame 030029/0578 →
Assignment of Assignor's Interest
Oct 26, 2022
From: POSCO HOLDINGS INC.
To: POSCO CO., LTD
Reel/Frame 061777/0943 →