ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,721,414, issued on Sept. 1, was assigned to Panasonic Intellectual Property Management Co. Ltd. (Osaka, Japan).

"Hair care device, and hair care system" was invented by Aya Ishihara (Osaka, Japan), Miei Kinoshita (Shiga, Japan), Hiroyuki Inoue (Shiga, Japan) and Yuki Chikazawa (Nara, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "Controller of a hair dryer as a hair care device includes hair characteristic recognition unit, table generation unit, and application amount calculation unit. Hair characteristic recognition unit classifies a user's hair characteristics based on a hair measurement value or a hair image. Table generation unit sets a compo...