ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,500,472, issued on Dec. 16, was assigned to MITSUBA Corp. (Gunma, Japan).
"Motor device" was invented by Ryo Ohori (Gunma, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A wiper motor includes a rotor shaft, a rotor yoke, a stator core, a first ball bearing, and a second ball bearing. The rotor shaft is configured parallel to an output shaft and rotates a gear portion. The rotor yoke is fixed to the rotor shaft. The stator core has a cylindrical portion. A part of the rotor shaft and a part of the rotor yoke are inserted into the cylindrical portion. The first ball bearing is fixed to a motor housing. The second ball bearing is fixed to a base pla...