ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,483,075, issued on Nov. 25, was assigned to NIPPON STEEL Corp. (Tokyo).
"Stator core and rotary electric machine" was invented by Masahito Kamikawabata (Tokyo), Miho Tomita (Tokyo) and Tesshu Murakawa (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention is a stator core (21) including a plurality of split cores (30), in which the plurality of split cores (30) are configured by laminating core pieces (40) made of an electrical steel sheet, the electrical steel sheet is a predetermined electrical steel sheet, and, in the core pieces (40) of at least one split core (30) in the plurality of split cores (30), the radial directions of t...