ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,728,331, issued on Sept. 8, was assigned to Murata Manufacturing Co. Ltd. (Kyoto, Japan).

"Hit position estimation device and hit position estimation method" was invented by Tomoshige Furuhi (Kyoto, Japan), Nobuyuki Nozawa (Kyoto, Japan), Koji Kawano (Kyoto, Japan), Takehiko Iizuka (Kyoto, Japan), Jun Makino (Kyoto, Japan), Takashi Watanabe (Kyoto, Japan) and Kenta Ago (Kyoto, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A hit position estimation device includes a sensor and a calculation unit. The sensor is attached to a shaft of a golf club and outputs a sensor signal including twisting of the shaft. The calculation unit estimates a position a...