ALEXANDRIA, Va., June 25 -- United States Patent no. 12,341,399, issued on June 24, was assigned to MINEBEA MITSUMI Inc. (Nagano, Japan).

"Motor with a stepped rotating body" was invented by Hitoshi Iwata (Nagano, Japan), Naoki Ohsawa (Nagano, Japan), Shoma Yamanishi (Nagano, Japan), Toshiyuki Nishikata (Nagano, Japan), Seiji Mitamura (Nagano, Japan), Michihiro Shimizu (Nagano, Japan) and Yuta Amagi (Nagano, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "To provide a motor capable of meeting a demand for size reduction. The motor includes an axial member, a tubular rotating body rotatable in relation to the axial member, a bearing supporting the rotating body with respect to the axial member, and a sta...