ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,419,545, issued on Sept. 23, was assigned to MITSUBISHI ELECTRIC Corp. (Tokyo).

"Respiration information estimation device and respiration information estimation method" was invented by Taichi Kojima (Tokyo) and Yudai Nakamura (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A respiration information estimation device includes a specific region setting unit that sets a specific region and a motion vector calculation point as a point as a reference of a motion vector based on an image including an upper body of an object person, a motion vector calculation unit that calculates the motion vector from a movement amount of the motion vector calculatio...