ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,512,711, issued on Dec. 30, was assigned to TOYOTA JIDOSHA K.K. (Toyota, Japan) and AISIN Corp. (Kariya, Japan).
"Rotor with magnet and embedding holes" was invented by Ken Jozaki (Toyota, Japan), Toshinori Okochi (Toyota, Japan), Yoshizumi Kitahara (Toyota, Japan), Takahiro Odagi (Kariya, Japan) and Masayuki Ikemoto (Kariya, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A rotor used for a motor includes a rotor core, and a plurality of permanent magnets embedded in a corresponding plurality of embedding holes in the rotor core configured to include flux barriers at both ends of the plurality of embedding holes in the rotor core and to include a ...