ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,453,362, issued on Oct. 28, was assigned to KAO Corp. (Tokyo).
"Astringency reducing agent" was invented by Eri Ozeki (Oyama, Japan), Akihiro Takamura (Haga-gun, Japan), Kohjiro Hashizume (Utsunomiya, Japan), Yoriko Ooki (Bunkyo-ku, Japan) and Tomoya Takahashi (Chiba, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An astringency reducing agent including an arabinogalactan which has a molecular weight of from 10,000 to 1,000,000 and a ratio of 1,3-bound galactose to total galactose of 12 mol % or more, as an active ingredient. A method for reducing astringency, including blending the astringency reducing agent into an oral product including an astr...