GENEVA, Oct. 19 -- NIPPON STEEL CORPORATION (6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo1008071), 日本製鉄株式会社 (東京都千代田区丸の内二丁目６番１号) filed a patent application (PCT/JP2025/005892) for "DUPLEX SEAMLESS STAINLESS STEEL PIPE" on Feb 20, 2025. With publication no. WO/2025/215951, the details related to the patent application was published on Oct 16, 2025.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).
Inventor(s): KANKI, Kyohei (c/o NIPPON STEEL CO...