Patent Assignment
Reel/Frame 061777/0937
Assignment of Assignor's Interest
Recorded: 2022-10-26
Pages: 6
Assignor
POSCO HOLDINGS INC.
Executed: 2022-10-19
Assignee
POSCO CO., LTD
6261, DONGHAEAN-RO, NAM-GU, GYEONGSANGBUK-DO, POHANG-SI, 37859, KOREA, REPUBLIC OF
Covered Properties
(106)
Hot Rolled Coated Steel Sheet Having High Strength, High Formability, Excellent Bake Hardenability and Method of Manufacturing Same
Method for Manufacturing Stainless Steel for Polymer Fuel Cell Separator Having Excellent Contact Resistance
Low-Density Clad Steel Sheet Having Excellent Formability and Fatigue Property
Coating Composition for Electrical Steel Sheet, and Electrical Steel Sheet Comprising Insulating Coating
Application:
17/264,465 →
Publication:
US 2021/0380822
Ti- and Nb-Added Ferritic Stainless Steel Excellent in Low-Temperature Toughness of Welds
Application:
17/265,374 →
Publication:
US 2021/0310105
Austenitic Stainless Steel Having Improved Strength
Application:
17/266,011 →
Publication:
US 2021/0292877
Steel for Pressure Vessel Having Excellent Surface Quality and Impact Toughness, and Method for Manufacturing Same
Wire Rod and Steel Wire for Spring, Having Enhanced Toughness and Corrosion Fatigue Properties, and Respective Manufacturing Methods Therefor
Wire Rod for Cold Heading, Processed Product Using Same, and Manufacturing Methods Therefor
Grain-Oriented Electrical Steel Sheet and Method for Refining Magnetic Domain of Same
Austenitic Stainless Steel Having Excellent Pipe-Expandability and Age Cracking Resistance
Hot Rolled and Unannealed Ferritic Stainless Steel Sheet Having Excellent Impact Toughness, and Manufacturing Method Therefor
Abrasion Resistant Steel Having Excellent Hardness and Impact Toughness and Manufacturing Method Therefor
Application:
17/276,407 →
Publication:
US 2022/0042152
Ferrite-Based Stainless Steel Having Excellent Processability and High-Temperature Strength and Method for Manufacturing Same
Ferritic Stainless Steel and Ferritic Stainless Steel Pipe with Improved Mechanical Properties of Welding Portion
Grain-Oriented Electrical Steel Sheet and Magnetic Domain Refinement Method Thereof
Non-Grain Oriented Electrical Steel and Method for Manufacturing Same
Electrical Steel Sheet Laminate
Non-Oriented Electrical Steel Sheet and Manufacturing Method Therefor
Non-Oriented Electrical Steel Sheet and Manufacturing Method Therefor
Grain-Oriented Electrical Steel Sheet and Method for Manufacturing Same
Foreign Substance Collecting Apparatus and Electrical Steel Sheet Manufacturing Facility Including Same
Annealing Separator Composition for Grain-Oriented Electrical Steel Sheet, Grain-Oriented Electrical Steel Sheet, and Method for Manufacturing Grain-Oriented Electrical Steel Sheet
Method for Manufacturing Electrical Steel Sheet Product
Magnesium Alloy Sheet and Manufacturing Method Therefor
Application:
17/280,722 →
Publication:
US 2022/0010413
Doubly Oriented Electrical Steel Sheet and Manufacturing Method Therefor
Method for Producing High Manganese Steel Material Having Excellent Anti-Vibration Characteristics and Formability, and High Manganese Steel Produced Thereby
Application:
17/282,481 →
Publication:
US 2021/0381074
Cryogenic Austenitic High-Manganese Steel Having Excellent Corrosion Resistance, and Manufacturing Method Therefor
Flash Butt Welding Member and Flash Butt Welding Method for Providing Wheel Rim Weld Part with Excellent Formability
Steel Plate for Pressure Vessel with Excellent Cryogenic Toughness and Excellent Ductility and Manufacturing Method Thereof
High-Strength Ferritic Stainless Steel for Clamp and Method for Manufacturing Same
Application:
17/286,761 →
Publication:
US 2021/0371962
Steel Material Having Low Yield Ratio and Excellent Heat Affected Zone Toughness and Manufacturing Method Therefor
High-Strength Steel Having Excellent Resistance to Sulfide Stress Cracking, and Method for Manufacturing Same
Steel Wire Rod Enabling Omission of Softening Heat Treatment and Method of Manufacturing Same
Method for Welding a Zinc Coated Steel Sheet
Application:
17/289,537 →
Publication:
US 2021/0394294
Hot-Rolled Steel Sheet with Excellent Low-Temperature Impact Toughness and Manufacturing Method Therefor
High Strength Steel Plate for Structure with Good Seawater Corrosion Resistant Property and Method of Manufacturing Same
Application:
17/291,823 →
Publication:
US 2021/0388458
High-Strength Nonmagnetic Austenitic Stainless Steel and Manufacturing Method Therefor
Application:
17/293,274 →
Publication:
US 2022/0018006
Nonmagnetic Austenitic Stainless Steel and Manufacturing Method Therefor
Application:
17/293,360 →
Publication:
US 2022/0010392
High-Strength Steel with Excellent Durability and Method for Manufacturing Same
Application:
17/294,250 →
Publication:
US 2022/0010399
Ultrahigh-Strength Steel Having Excellent Cold Workability and Ssc Resistance, and Manufacturing Method Therefor
High Strength Hot Rolled Steel Sheet Having Excellent Elongation and Method for Manufacturing the Same
Ferritic Stainless Steel Having Improved Corrosion Resistance, and Manufacturing Method Therefor
Steel Plate for Pressure Vessel Having Excellent Hydrogen Induced Cracking Resistance and Method of Manufacturing Same
Hot Press-Formed Part, and Manufacturing Method Thereof
Chromium-Molybdenum Steel Plate Having Excellent Creep Strength and Method for Manufacturing Same
Application:
17/296,875 →
Publication:
US 2022/0025477
Battery Case
Local Heat Treatment System and Cold Forming Method Using the Same
Application:
17/296,883 →
Publication:
US 2022/0016683
Steel Plate for High Temperature Applications Having Excellent Strength at High Temperature and Method for Manufacturing the Same
Grain-Oriented Electrical Steel Sheet and Manufacturing Method Therefor
Application:
17/297,114 →
Publication:
US 2022/0010402
Grain-Oriented Electric Steel Sheet and Manufacturing Method Therefor
Application:
17/297,115 →
Publication:
US 2022/0290277
Non-Directional Electrical Steel Sheet and Method for Producing Same
Pressure Vessel Steel Having Excellent Hydrogen Induced Cracking Resistance, and Manufacturing Method Therefor
Application:
17/297,734 →
Publication:
US 2022/0042131
Electrical Steel Sheet and Method for Manufacturing Same
High-Strength Steel Sheet Having Excellent Ductility and Low-Temperature Toughness and Method for Manufacturing Thereof
Application:
17/297,740 →
Publication:
US 2022/0042132
Steel Sheet Plated with Al-Fe Alloy for Hot Press Forming Having Excellent Corrosion Resistance and Heat Resistance, Hot Press Formed Part, and Manufacturing Method Therefor
Iron-Aluminum-Based Plated Steel Sheet for Hot Press Forming, Having Excellent Hydrogen Delayed Fracture Properties and Spot Welding Properties, and Manufacturing Method Therefor
Aluminum-Based Plated Steel Plate for Hot Press Having Excellent Resistance Against Hydrogen Delayed Fracture and Spot Weldability, and Method for Manufacturing Same
Electrical Steel Sheet and Manufacturing Method Therefor
Steel Material Having Excellent Hydrogen Induced Cracking Resistance, and Manufacturing Method Therefor
Application:
17/297,834 →
Publication:
US 2022/0010403
Oriented Electrical Steel Sheet and Method for Manufacturing Same
Steel Sheet Plated with Al-Fe for Hot Press Forming Having Excellent Corrosion Resistance and Spot Weldability, and Manufacturing Method Thereof
Acid-Resistant Steel Sheet and Manufacturing Method Therefor
Ultra-Thick Steel Excellent in Brittle Crack Arrestability and Manufacturing Method Therefor
Forming Method for Structure for Reinforcement and Structure for Reinforcement
Micro-Grid System with Un-Interruptible Power Supply
Non-Oriented Electrical Steel Sheet and Method for Manufacturing Same
Application:
17/298,128 →
Publication:
US 2022/0018004
Non-Oriented Electrical Steel Sheet Having Superior Magnetic Properties and Method of Manufacturing Same
Non-Directional Electrical Steel Sheet and Method for Producing Same
Application:
17/298,209 →
Publication:
US 2022/0127690
Hot Press Forming Member Having Excellent Resistance to Hydrogen Embrittlement, and Method for Manufacturing Same
Steel Plate Having Excellent Heat Affected Zone Toughness and Method for Manufacturing Thereof
Plated Steel Sheet for Hot Press Forming Having Excellent Impact Properties After Hot Press Forming, Hot Press Formed Member, and Manufacturing Methods Thereof
High-Strength Stainless Steel
Method for Manufacturing Porous Polysiloxane Film, Porous Polysiloxane Film Manufactured Thereby, and Solar Cell Module Comprising Same
Alien Substance Removing Apparatus and Electrical Steel Sheet Manufacturing Facility Having Thereof
Grain-Oriented Electrical Steel Sheet and Manufacturing Method Therefor
High-Strength Cold Rolled Steel Sheet with Low Material Non-Uniformity and Excellent Formability, Hot Dipped Galvanized Steel Sheet, and Manufacturing Method Therefor
Application:
17/339,619 →
Publication:
US 2021/0292862
Grain-Oriented Electrical Steel Sheet and Method for Producing Same
Wire Rod of Which Softening Heat Treatment Can Be Omitted, and Manufacturing Method Therefor
Ultra-Thick Structural Steel Having Excellent Brittle Crack Initiation Resistance, and Manufacturing Method Therefor
Application:
17/414,064 →
Publication:
US 2022/0056544
Annealing Separator Composition for Grain-Oriented Electrical Steel Sheet, Grain-Oriented Electrical Steel Sheet, and Method for Manufacturing Grain-Oriented Electrical Steel Sheet
Steel Material for Brake Disc of Motor Vehicle Having Excellent Wear Resistance and High Temperature Strength and Method of Manufacturing the Same
High-Strength Structural Steel Having Excellent Cold Bendability, and Manufacturing Method Therefor
Structural Steel Having Excellent Brittle Fracture Resistance and Method for Manufacturing Same
Application:
17/415,398 →
Publication:
US 2022/0042146
Non-Oriented Electrical Steel Sheet and Method for Producing Same
Oriented Electrical Steel Sheet and Manufacturing Method Thereof
Application:
17/415,814 →
Publication:
US 2022/0042135
Oriented Electrical Steel Sheet and Method for Producing Same
Oriented Electrical Steel Sheet and Method for Manufacturing Same
Grain-Oriented Electrical Steel Sheet and Manufacturing Method Therefor
Grain-Oriented Electrical Steel Sheet and Manufacturing Method Therefor
High-Strength Hot-Rolled Steel Sheet Having Excellent Blanking Properties and Uniformity, and Manufacturing Method Thereof
Ultra-High Strength Steel Sheet Having Excellent Shear Workability and Method for Manufacturing Same
Manufacturing Method of Aluminum-Based Alloy Plated Steel
Steel Sheet for Hot Press Formed Member Having Excellent Coating Adhesion and Manufacturing Method for the Same
Annealing Separating Agent Composition for Grain-Oriented Electrical Steel Sheet, Grain-Oriented Electrical Steel Sheet, and Method for Manufacturing Grain Oriented Electrical Steel Sheet
Oriented Electrical Steel Sheet and Manufacturing Method Thereof
Application:
17/554,245 →
Publication:
US 2022/0106657
Austenitic Stainless Steel with Excellent Corrosion Resistance of Welded Part
Non-Heat Treated Wire Rod with Excellent Wire Drawability and Impact Toughness and Manufacturing Method Therefor
High Strength Steel for Structure with Excellent Corrosion Resistance and Manufacturing Method for Same
Application:
17/616,396 →
Publication:
US 2022/0243295
Wheel Disc and Method of Manufacturing the Same
Application:
17/616,397 →
Publication:
US 2022/0241840
Wire Rod for Graphitization Heat Treatment, Graphite Steel, and Manufacturing Method Therefor
Austenitic Stainless Steel Having Improved Strength, and Method for Manufacturing Same
Application:
17/622,474 →
Publication:
US 2022/0267875
Oriented Electrical Steel Sheet and Manufacturing Method Therefor
Non-Magnetic Austenitic Stainless Steel
Wire Rod and Steel Wire for High Strength Spring, and Manufacturing Method Therefor
Application:
17/626,010 →
Publication:
US 2022/0251675
Chromium Steel Sheet Having Excellent Creep Strength and High Temperature Ductility and Method of Manufacturing Same
Related Assignments
(20)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 18, 2020
From: NA, HYUN-TAEK; KIM, SUNG-IL
To: POSCO
Reel/Frame 054688/0889 →
Assignment of Assignor's Interest
Dec 18, 2020
From: KIM, JONG HEE; KIM, KWANG-MIN; SEO, BO-SUNG
To: POSCO
Reel/Frame 054698/0063 →
Assignment of Assignor's Interest
Jan 15, 2021
From: SONG, TAE-JIN; KOO, MIN-SEO
To: POSCO
Reel/Frame 055009/0975 →
Assignment of Assignor's Interest
Feb 2, 2021
From: KIM, JONG CHUL; KIM, WAN-YI; JUNG, IL CHAN; KIM, JIN-SUK
To: POSCO
Reel/Frame 055117/0946 →
Assignment of Assignor's Interest
Feb 5, 2021
From: LEE, JAE-HWA; JO, GYU JIN; KIM, YOUNG TAE
To: POSCO
Reel/Frame 055157/0565 →
Assignment of Assignor's Interest
Feb 8, 2021
From: SO, TAE-IL; KIM, DAE-WOO; KANG, SANG-DEOK
To: POSCO
Reel/Frame 055184/0170 →
Assignment of Assignor's Interest
Feb 22, 2021
From: KIM, KWAN HO
To: POSCO
Reel/Frame 055348/0233 →
Assignment of Assignor's Interest
Feb 24, 2021
From: JUNG, BYUNG-IN; LEE, SANG-YOON; KIM, HAN HWI
To: POSCO
Reel/Frame 055396/0370 →
Assignment of Assignor's Interest
Feb 28, 2021
From: KWON, OH-YEOUL; PARK, JONG-TAE; KIM, WOO-SIN; KIM, CHANG-HO
To: POSCO
Reel/Frame 055438/0915 →
Assignment of Assignor's Interest
Mar 17, 2021
From: KIM, SANG SEOK; AHN, DEOK CHAN; PARK, MI-NAM; MIN, HYUN WOONG
To: POSCO
Reel/Frame 055623/0478 →
Assignment of Assignor's Interest
Mar 17, 2021
From: KONG, JUNG HYUN; MIN, HYUN WOONG; LEE, MUN-SOO
To: POSCO
Reel/Frame 055616/0232 →
Assignment of Assignor's Interest
Mar 17, 2021
From: PARK, JI EON; JUNG, IL CHAN; PARK, MI-NAM
To: POSCO
Reel/Frame 055623/0609 →
Assignment of Assignor's Interest
Mar 17, 2021
From: YU, SENG-HO; JUNG, YOUNG-JIN; CHO, NAM-YOUNG
To: POSCO
Reel/Frame 055615/0778 →
Assignment of Assignor's Interest
Mar 18, 2021
From: LEE, KYE-MAN; PARK, JAE-SEOK
To: POSCO
Reel/Frame 055633/0071 →
Assignment of Assignor's Interest
Apr 7, 2021
From: KWON, MIN SERK; SHIM, HO-KYUNG; KO, HYUNCHUL; KIM, BYUNG-CHUL
To: POSCO
Reel/Frame 055855/0873 →
Assignment of Assignor's Interest
Apr 30, 2021
From: PARK, SE-MIN; HONG, SEONG-CHEOL; PARK, HYUN CHUL; KANG, JUNG-MOON
To: POSCO
Reel/Frame 056092/0368 →
Assignment of Assignor's Interest
May 6, 2021
From: KIM, JAE-SONG; KIM, SEUNG IL; KIM, JAE; SHIN, SU-YONG
To: POSCO
Reel/Frame 056152/0413 →
Corrective Assignment to Correct the Omission of 5TH Inventor's Name Previously Recorded at Reel: 055855 Frame: 0873. Assignor(S) Hereby Confirms the Assignment .
Jun 16, 2021
From: KWON, MIN SERK; SHIM, HO-KYUNG; KO, HYUNCHUL; KIM, BYUNG-CHUL
To: POSCO
Reel/Frame 056611/0811 →
Assignment of Assignor's Interest
Jul 27, 2021
From: HA, BONGWOO; KIM, JUNG-WOO; NO, TAEYOUNG
To: POSCO
Reel/Frame 056991/0001 →
Change of Name
Sep 28, 2022
From: POSCO
To: POSCO HOLDINGS INC.
Reel/Frame 061561/0730 →