US Patent Issued to IHI on April 14 for "Method of manufacturing Sm-Fe-N magnet, Sm-Fe-N magnet, and motor having Sm-Fe-N magnet" (Japanese Inventors)

ALEXANDRIA, Va., April 15 -- United States Patent no. 12,603,203, issued on April 14, was assigned to IHI Corp. (Tokyo).

"Method of manufacturing Sm-Fe-N magnet, Sm-Fe-N magnet, and motor having Sm-Fe-N magnet" was invented by Haruki Eguchi (Tokyo), Akihiro Nomura (Tokyo), Natsuki Yoneyama (Tokyo), Hiroo Takahashi (Tokyo), Osamu Harasaki (Tokyo), Hiroki Yoshizawa (Tokyo) and Isao Nakanowatari (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of manufacturing an Sm-Fe-N magnet includes filling a metal sheath with a magnet powder including an Sm-Fe-N compound as a main component and sealing the metal sheath, applying a magnetic field to the magnet powder sealed in the metal sheath, and magnetizing...