ALEXANDRIA, Va., Aug. 6 -- United States Patent no. 12,381,024, issued on Aug. 5, was assigned to JFE STEEL Corp. (Tokyo).
"Non-oriented electrical steel sheet and method for manufacturing the same" was invented by Yoshihiko Oda (Tokyo), Yoshiaki Zaizen (Tokyo), Tomoyuki Okubo (Tokyo), Takaaki Tanaka (Tokyo) and Yukino Miyamoto (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provides is a non-oriented electrical steel sheet suitable for use in a rotor of an IPM motor that has excellent magnetic flux density B50 and high-frequency iron loss properties, high tensile strength and fatigue strength, and little variation in tensile strength. The non-oriented electrical steel sheet has a predetermined steel s...