ALEXANDRIA, Va., April 15 -- United States Patent no. 12,603,083, issued on April 14, was assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT Co. LTD. (Osaka, Japan).

"Estimation device, estimation method, and recording medium" was invented by Hiroki Kamei (Osaka, Japan), Yoshihiro Matsumura (Osaka, Japan), Masashi Ishimaru (Osaka, Japan), Yaming Zhang (Hyogo, Japan), Jakusei Kiyosaki (Hyogo, Japan), Junko Nakajima (Osaka, Japan) and Makoto Kariyasu (Miyazaki, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An estimation device includes: an instructor that instructs a speaker to repetitively utter two syllables containing (i) a sound including a velar plosive in a consonant or a sound including an al...