ALEXANDRIA, Va., March 26 -- United States Patent no. 12,259,032, issued on March 25, was assigned to SKG INC. (Niigata, Japan).
"Strain wave gear device" was invented by Yutaka Imagawa (Niigata, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A strain wave gear device includes: an internal gear; a wave generator; a flex gear including an outer gear and a first annular portion integrally formed with the outer gear of the same material; and an outputter that rotates together with the flex gear and includes a second annular portion facing against the first annular portion in a radial direction centered on an axis. The second annular portion is provided with a transmission tooth protruding radially while t...