POSCO Holdings
Utility Patents

Last updated:

List of all POSCO Holdings patents 209 in total

Status Patent
Grant
Utility: Fe--Ni alloy metal foil having excellent heat resilience and method for manufacturing same External link
Filling date: 7 Sep 2025 Issue date: 29 Oct 2019
Grant
Utility: Solid oxide fuel cell having longitudinal and lateral channels External link
Filling date: 7 Sep 2025 Issue date: 15 Oct 2019
Grant
Utility: Molten iron manufacturing apparatus and molten iron manufacturing method External link
Filling date: 7 Sep 2025 Issue date: 24 Sep 2019
Grant
Utility: Dual-phase steel sheet with excellent formability and manufacturing method therefor External link
Filling date: 7 Sep 2025 Issue date: 3 Sep 2019
Grant
Utility: Method for manufacturing transparent pattern print steel plate External link
Filling date: 7 Sep 2025 Issue date: 27 Aug 2019
Grant
Utility: Powder manufacturing apparatus and powder forming method External link
Filling date: 7 Sep 2025 Issue date: 27 Aug 2019
Grant
Utility: Insulating coating composition for oriented electrical steel sheet, oriented electrical steel sheet having insulating coating formed on surface thereof by using same, and preparation method therefor External link
Filling date: 7 Sep 2025 Issue date: 20 Aug 2019
Grant
Utility: Method and apparatus for purification of dimethyl carbonate using pervaporation External link
Filling date: 7 Sep 2025 Issue date: 13 Aug 2019
Grant
Utility: Ultrahigh-strength steel for welding structure with excellent toughness in welding heat-affected zones thereof, and method for manufacturing same External link
Filling date: 7 Sep 2025 Issue date: 6 Aug 2019

Showing 200 to 209 of 209 patents.