ALEXANDRIA, Va., March 12 -- United States Patent no. 12,249,873, issued on March 11, was assigned to Mitsubishi Electric Corp. (Tokyo).
"Rotary electric machine" was invented by Yoshihiro Miyama (Tokyo), Tomohira Takahashi (Tokyo), Junji Kitao (Tokyo) and Shinji Nishimura (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "The rotary electric machine includes: a rotor core configured having electromagnetic steel sheets; a stator core having electromagnetic steel sheets; a magnet inserted in each of a plurality of through holes; and a magnetic end plate in contact with one or each of an end surface on one side in the axial direction of the rotor core and an end surface on another side in the axial directio...