ALEXANDRIA, Va., July 7 -- United States Patent no. 12,673,415, issued on July 7, was assigned to AIDA ENGINEERING LTD. (Kanagawa, Japan).

"Conveyance device" was invented by Keisuke Takeda (Sagamihara, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A conveyance device includes a fixed base, a turning body, two or more servomotors, a conveyance arm, and two or more speed reducers. The turning body includes a large gear serving as an external gear. Each of the speed reducers includes a housing integrated with the fixed base, a planetary carrier rotatably supported inside the housing, an internal gear provided inside the housing, a sun gear connected to an output shaft of one of the servomotors, a plural...