Patent Assignment
Reel/Frame 061774/0129
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
(100)
Stainless Steel for Fuel Cell Separator Plate and Manufacturing Method Therefor
Composition for Forming Insulation Film of Oriented Electrical Steel Sheet, Method for Forming Insulation Film by Using Same, and Oriented Electrical Steel Sheet Having Insulation Film Formed Therein
High-Strength Steel Material Having Excellent Low-Temperature Strain Aging Impact Properties and Method for Manufacturing Same
Application:
16/061,160 →
Publication:
US 2018/0363111
High Hardness Wear-Resistant Steel with Excellent Toughness and Cutting Crack Resistance and Method for Manufacturing Same
Application:
16/062,566 →
Publication:
US 2019/0010571
Annealing Separator for Oriented Electrical Steel Sheet, Oriented Electrical Steel Sheet, and Manufacturing Method of Oriented Electrical Steel Sheet
Low Yield Ratio and High-Strength Steel Having Excellent Stress Corrosion Cracking Resistance and Low Temperature Toughness
Application:
16/063,886 →
Publication:
US 2018/0371588
Cold Rolled Steel Sheet for Continuous Type Self-Brazing and Manufacturing Method Therefor
Application:
16/064,795 →
Publication:
US 2018/0371565
Grain-Oriented Electrical Steel Sheet and Method for Manufacturing the Same
Application:
16/065,471 →
Publication:
US 2018/0371572
Grain-Oriented Electrical Steel Sheet and Method for Manufacturing Grain-Oriented Electrical Steel Sheet
Magnesium Alloy Sheet and Method for Manufacturing Same
Application:
16/065,562 →
Publication:
US 2019/0093200
Method for Manufacturing Grain-Oriented Electrical Steel Sheet
Grain-Oriented Electrical Steel Sheet and Method for Manufacturing Same
Welding Joint Having Excellent Fatigue Characteristics and Method for Manufacturing Same
Application:
16/099,072 →
Publication:
US 2019/0194776
Apparatus for Cutting Material and System for Cutting Material
Method for Producing Lithium Chloride, and Lithium Carbonate
Application:
16/330,652 →
Publication:
US 2021/0292179
Ferritic Stainless Steel Having Reduced Carbon Sludge Adsorption for Exhaust System Heat Exchanger and Method of Manufacturing Same
Ferritic Stainless Steel Having Excellent Sound Absorption Properties for Exhaust System Heat Exchanger and Method of Manufacturing the Same
Grain-Oriented Electrical Steel Sheet and Method for Manufacturing the Same
Application:
16/345,488 →
Publication:
US 2019/0309387
Steel for Pressure Vessels with Excellent Resistance to High-Temperature Tempering Heat Treatment and Post-Weld Heat Treatment and Manufacturing Method Therefor
Application:
16/466,462 →
Publication:
US 2020/0071798
Wire Rod for Springs with Excellent Corrosion Fatigue Resistance, Steel Wire, and Manufacturing Method Thereof
Application:
16/466,984 →
Publication:
US 2020/0063228
Wire Rod with Excellent Strength and Ductility and Manufacturing Method Therefor
Ferritic Stainless Steel Having Excellent Ridging Property and Excellent Surface Quality and Method of Manufacturing the Same
Application:
16/468,883 →
Publication:
US 2019/0316237
Ultra-Thick Steel Material Having Excellent Surface Part Nrl-Dwt Properties and Method for Manufacturing Same
Ultra-Thick Steel Material Having Excellent Surface Part Nrl-Dwt Properties and Method for Manufacturing Same
Pressure Vessel Steel Sheet Having Excellent Pwht Resistance, and Manufacturing Method Therefor
Method for Producing Lithium Hydroxide from Lithium Phosphate
Sour-Resistant Heavy-Wall Steel Plate Having Excellent Low-Temperature Toughness and Post-Heat Treatment Characteristics and Method for Manufacturing Same
Steel Material Having Excellent Corrosion Resistance in Dew Condensation Environment Containing Sulfide and Method for Producing Same
Application:
16/471,271 →
Publication:
US 2020/0087766
High-Strength High-Toughness Thick Steel Plate and Manufacturing Method Therefor
High-Strength Steel Material Having Enhanced Resistance to Crack Initiation and Propagation at Low Temperature and Method for Manufacturing the Same
Welded Member for Plated Steel Plate Excellent in Weld Zone Porosity Resistance and Fatigue Properties and Method for Manufacturing the Same
Austenitic Steel Material Having Excellent Abrasion Resistance and Toughness and Manufacturing Method the Same
Thick Steel Plate Having Excellent Cryogenic Impact Toughness and Manufacturing Method Therefor
Annealing Separator Composition for Grain-Oriented Electrical Steel Sheet, Grain-Oriented Electrical Steel Sheet, and Method for Producing Grain-Oriented Electrical Steel Sheet
Grain-Oriented Electrical Steel Sheet and Manufacturing Method Therefor
High Manganese Steel Having Superior Low-Temperature Toughness and Yield Strength and Manufacturing Method Thereof
Grain-Oriented Electrical Steel Sheet and Manufacturing Method Therefor
Grain-Oriented Electrical Steel Sheet and Manufacturing Method Therefor
Application:
16/472,485 →
Publication:
US 2021/0130937
Side Trimming Device
Application:
16/472,486 →
Publication:
US 2021/0129203
Steel for Pressure Vessels Having Excellent Resistance to Hydrogen Induced Cracking and Manufacturing Method Thereof
Steel Material for Welded Steel Pipe, Having Excellent Longitudinal Uniform Elongation, Manufacturing Method Therefor, and Steel Pipe Using Same
Adhesive Coating Composition for Non-Oriented Electrical Steel Sheet, and Method for Manufacturing Non-Oriented Electrical Steel Sheet
Shot Ball Having Excellent Strength and Wear Resistance and Method for Manufacturing Same
Application:
16/473,039 →
Publication:
US 2020/0087763
Austenitic Stainless Steel Having Excellent Processability and Surface Characteristics, and Manufacturing Method Therefor
Ferritic Stainless Steel Having Excellent Strength and Corrosion Resistance to Acid and Method of Manufacturing the Same
Application:
16/473,044 →
Publication:
US 2020/0087745
Electrical Steel Sheet Adhesive Coating Composition, Electrical Steel Sheet Product, and Manufacturing Method Therefor
Stainless Steel Having Excellent Contact Resistance for Pemfc Separator and Method of Manufacturing the Same
Application:
16/473,048 →
Publication:
US 2019/0345591
Soft High-Silicon Steel Sheet and Manufacturing Method Thereof
Cold Rolled Steel Sheet for Flux-Cored Wire, and Manufacturing Method Therefor
Plated Steel Sheet Having Excellent Surface Quality, Strength and Ductility
Application:
16/636,794 →
Publication:
US 2020/0377963
High Manganese Steel for Low Temperature Applications Having Excellent Surface Quality and a Manufacturing Method Thereof
Wire Rod and Steel Wire for Springs Having Excellent Corrosion Fatigue Resistance Properties, and Method for Producing Same
Steel Material for Welding Steel Pipe Having Excellent Low-Temperature Toughness, Steel Material That Has Undergone Weld Heat Treatment, and Method for Manufacturing Same
Ultrahigh-Strength and High-Ductility Steel Sheet Having Excellent Cold Formability
Cryogenic Steel Plate and Method for Manufacturing Same
Ferrite-Based Stainless Steel Having Excellent Impact Toughness, and Method for Producing Same
Non-Magnetic Austenitic Stainless Steel Having Excellent Corrosion Resistance and Manufacturing Method Therefor
Application:
16/765,615 →
Publication:
US 2020/0299816
Ultrahigh Strength Cold-Rolled Steel Sheet and Manufacturing Method Thereof
Ferritic Stainless Steel Having Improved Pipe-Expanding Workability and Method for Manufacturing Same
Non-Magnetic Austenitic Stainless Steel Having Improved Strength and Surface Conductivity
Application:
16/770,244 →
Publication:
US 2020/0370154
Method for Preventing Spot Welding Crack of Galvanized Steel Plate
Utility Ferritic Stainless Steel with Excellent Hot Workability and Manufacturing Method Thereof
Application:
16/772,058 →
Publication:
US 2020/0392609
High-Strength Hot-Rolled Steel Sheet Having Excellent Bendability and Low-Temperature and Method for Manufacturing Same
Magnesium Alloy Sheet and Method for Producing Same
Steel Material Having Excellent Wear Resistance and Manufacturing Method
Application:
16/954,672 →
Publication:
US 2021/0164068
Low-Temperature Steel Material Having Excellent Toughness in Welding Portion Thereof and Manufacturing Method Therefor
Magnesium Alloy Sheet and Method for Producing Same
Application:
16/955,481 →
Publication:
US 2020/0370157
Hot-Rolled Steel Sheet Having Excellent Durability and Method for Manufacturing Same
Steel Sheet for Shielding Magnetic Field and Method for Manufacturing Same
Application:
16/955,562 →
Publication:
US 2020/0318215
High-Strength Steel Sheet Having Excellent Impact Resistance, and Method for Manufacturing Same
Wear-Resistant Steel Having Excellent Hardness and Impact Toughness, and Method for Producing Same
Steel Sheet Having Excellent Hydrogen Induced Cracking Resistance and Longitudinal Strength Uniformity, and Manufacturing Method Therefor
Hot-Rolled Steel Sheet Having Excellent Expandability and Method for Manufacturing Same
High Strength Steel Plate and Manufacturing Method Therefor
Application:
16/957,021 →
Publication:
US 2020/0347478
High-Strength Structural Steel Material Having Excellent Fatigue Crack Propagation Inhibitory Characteristics and Manufacturing Method Therefor
High-Strength Steel Having Excellent Low-Yield-Ratio Characteristics, and Manufacturing Method Therefor
High-Strength Austenite-Based High-Manganese Steel Material and Manufacturing Method for Same
High-Strength Steel with Excellent Toughness of Heat-Affected Zone and Manufacturing Method Thereof
Application:
16/957,454 →
Publication:
US 2020/0325562
Structural Steel Having Excellent Brittle Crack Propagation Resistance, and Manufacturing Method Therefor
Method for Producing Oriented Electrical Steel Sheet with Ultra-Low Iron Loss
Hot-Rolled Steel Sheet with Excellent Low-Temperature Toughness, Steel Pipe, and Manufacturing Method Therefor
Method for Producing Oriented Electrical Steel Sheet with Ultra-Low Iron Loss
Application:
16/957,522 →
Publication:
US 2021/0054472
Steel Material, for Pressure Vessel, Showing Excellent Hydrogen-Induced Cracking Resistance and Method for Preparing Same
Ultra-High-Strength Hot-Rolled Steel Sheet, Steel Pipe, Member, and Manufacturing Methods Therefor
Cold-Rolled Steel Sheet Having Excellent High-Temperature Properties and Room-Temperature Workability
Non-Oriented Electrical Steel Sheet and Method for Preparing Same
Grain-Oriented Electrical Steel Sheet and Magnetic Domain Refining Method Therefor
High-Strength High-Toughness Hot-Rolled Steel Sheet and Manufacturing Method Therefor
Oriented Electrical Steel Sheet and Method for Preparing Same
Application:
16/957,943 →
Publication:
US 2021/0062309
Hot-Rolled Steel Sheet Having Excellent Impact Resistance, Steel Pipe, Member, and Manufacturing Methods Therefor
Application:
16/957,948 →
Publication:
US 2021/0062313
Metal Surface Treatment Composition Having Excellent Slip Resistance, and Metal Material to Which Same Is Applied
Application:
16/957,951 →
Publication:
US 2021/0062038
Non-Oriented Electrical Steel Sheet and Method for Preparing Same
Electrical Steel Sheet Adhesive Coating Composition, Electrical Steel Sheet Product, and Manufacturing Method Therefor
Adhesive Coating Composition for Electrical Steel Sheet, Electrical Steel Sheet Laminate and Method for Manufacturing Electrical Steel Sheet Product
Grain-Oriented Electrical Steel Sheet and Manufacturing Method Therefor
Application:
16/958,195 →
Publication:
US 2021/0071280
Non-Oriented Electrical Steel Sheet and Manufacturing Method Therefor
Double Oriented Electrical Steel Sheet and Method for Manufacturing Same
Grain-Oriented Electrical Steel Sheet and Manufacturing Method Therefor
Non-Oriented Electrical Steel Sheet and Method for Preparing Same
Austenitic Steel Material Having Excellent Hot Workability and Manufacturing Method Therefor
Related Assignments
(25)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jan 26, 2018
From: KIM, KWANG MIN; KIM, JONG HEE; JO, KI HOON; SEO, BO SUNG
To: POSCO
Reel/Frame 044741/0180 →
Assignment of Assignor's Interest
Jun 11, 2018
From: UM, KYUNG-KEUN; KIM, WOO-GYEOM; LEE, HONG-JU
To: POSCO
Reel/Frame 046044/0430 →
Assignment of Assignor's Interest
Jun 14, 2018
From: YI, IL-CHEOL; KIM, YONG-JIN; KIM, SUNG-KYU; KANG, SANG-DEOK
To: POSCO
Reel/Frame 046094/0043 →
Assignment of Assignor's Interest
Jun 19, 2018
From: JANG, SUNG-HO; LEE, HAK-CHEOL
To: POSCO
Reel/Frame 046130/0696 →
Assignment of Assignor's Interest
Jun 21, 2018
From: JO, MIN HO; HONG, YOUNG-KWANG
To: POSCO
Reel/Frame 046166/0386 →
Assignment of Assignor's Interest
Jun 22, 2018
From: HAN, MIN SOO; JOO, HYUNG DON; PARK, JONG HO; PARK, CHANG SOO
To: POSCO
Reel/Frame 046185/0290 →
Assignment of Assignor's Interest
Jun 22, 2018
From: KO, HYUN SEOK; SEO, JIN WOOK; LEE, SANG WOO
To: POSCO
Reel/Frame 046178/0742 →
Assignment of Assignor's Interest
Jun 25, 2018
From: KWON, MIN SERK; CHOI, HEON JO; NO, TAEYOUNG; HONG, BYUNG DEUG
To: POSCO
Reel/Frame 046186/0795 →
Assignment of Assignor's Interest
Jun 25, 2018
From: PARK, JUN HO; KWON, OH DUCK; LEE, HYUN BOM; KIM, JAE JOONG
To: POSCO
Reel/Frame 046186/0460 →
Assignment of Assignor's Interest
Jul 3, 2018
From: HAN, MIN SOO; JOO, HYUNG DON; PARK, HYUNG KI; SHIN, JAE-KEUN
To: POSCO
Reel/Frame 046259/0505 →
Assignment of Assignor's Interest
Jul 10, 2018
From: PARK, CHANG SOO; PARK, JONG HO; KIM, YUN SU
To: POSCO
Reel/Frame 046301/0024 →
Assignment of Assignor's Interest
Sep 19, 2018
From: KWON, OH YEOUL; PARK, SE MIN; PARK, JONG TAE; KIM, JAE KYOUM
To: POSCO
Reel/Frame 046915/0216 →
Assignment of Assignor's Interest
Nov 5, 2018
From: BAE, GYU YEOL; SHIN, HYEON JEONG; KIM, CHUNG HA; LEE, TAE-YOUNG
To: POSCO
Reel/Frame 047413/0006 →
Assignment of Assignor's Interest
Mar 5, 2019
From: KIM, SEONG YEON; KIM, KYUNG SEOK; LEE, SO YEON; HONG, WAN KEE
To: POSCO
Reel/Frame 048509/0755 →
Corrective Assignment to Correct the 5TH Inventor's Name Previously Recorded at Reel: 48509 Frame: 755. Assignor(S) Hereby Confirms the Assignment.
Mar 29, 2019
From: KIM, SEONG YEON; KIM, KYUNG SEOK; LEE, SO YEON; HONG, WAN KEE
To: POSCO
Reel/Frame 048747/0148 →
Assignment of Assignor's Interest
Apr 9, 2019
From: HUH, HYEONG-JUN; LIM, CHOONG-SOO; KWAK, SUNG-JOON
To: POSCO
Reel/Frame 048837/0364 →
Assignment of Assignor's Interest
May 8, 2019
From: JUNG, IL CHAN; KIM, JONG CHUL; SHIM, JAE HONG; AHN, DEOK CHAN
To: POSCO
Reel/Frame 049118/0378 →
Assignment of Assignor's Interest
May 8, 2019
From: JUNG, IL CHAN; KIM, JONG CHUL; SHIM, JAE HONG; KIM, JIN SUK
To: POSCO
Reel/Frame 049118/0167 →
Assignment of Assignor's Interest
May 30, 2019
From: PARK, CHANG SOO; HAN, KYU-SEOK; JOO, HYUNG DON; SEO, JIN-WOOK
To: POSCO
Reel/Frame 049325/0496 →
Assignment of Assignor's Interest
Jun 4, 2019
From: HONG, SOON-TAIK
To: POSCO
Reel/Frame 049365/0713 →
Assignment of Assignor's Interest
Jun 5, 2019
From: KIM, KWAN-HO; KIM, HAN-HWI; JUNG, HOE-YOUNG; LEE, BYOUNG-GAB
To: POSCO
Reel/Frame 049384/0144 →
Assignment of Assignor's Interest
Jun 14, 2019
From: LEE, HYONG-JIK; CHOI, YUM-HO
To: POSCO
Reel/Frame 049469/0064 →
Corrective Assignment to Correct the Assignor's Data Previously Recorded on Reel 049118 Frame 0167. Assignor(S) Hereby Confirms the Assignment.
Jun 25, 2019
From: JUNG, IL CHAN; KIM, JONG CHUL; SHIM, JAE HONG; AHN, DEOK CHAN
To: POSCO
Reel/Frame 049576/0377 →
Corrective Assignment to Correct the Address of the Assignee Previously Recorded on Reel 049384 Frame 0144. Assignor(S) Hereby Confirms the Assignment.
Jul 30, 2019
From: KIM, KWAN-HO; KIM, HAN-HWI; JUNG, HOE-YOUNG; LEE, BYOUNG-GAB
To: POSCO
Reel/Frame 049911/0226 →
Change of Name
Sep 28, 2022
From: POSCO
To: POSCO HOLDINGS INC.
Reel/Frame 061561/0705 →