ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,445,002, issued on Oct. 14, was assigned to DAIKIN INDUSTRIES LTD. (Osaka, Japan).
"Magnet-embedded rotating machine with magnets having different coercive forces" was invented by Yoshihito Sanga (Osaka, Japan) and Yoshinari Asano (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A magnet-embedded rotating machine includes a rotor including first and second magnets, and a stator. The first magnet is radially spaced from a facing surface of the stator by a first distance or longer, and the second magnet is radially spaced from the facing surface of the stator by a second distance or longer, the second distance being longer than the first dista...