GENEVA, July 1 -- POSCO CO., LTD filed a patent application (KR2025/020228) for “HOT-ROLLED STEEL SHEET FOR TUBE OF HYPER-TUBE TRAIN AND METHOD FOR MANUFACTURING SAME”. With publication no. WO/2026/127480, here are the other details related to the patent application:
Kind: Initial Publication with ISR [A1]
IPC: C22C 38/04
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).
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