ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,495,888, issued on Dec. 16, was assigned to SUNSTAR INC. (Takatsuki, Japan).
"Interdental cleaning tool" was invented by Kazuhiro Komatsu (Takatsuki, Japan), Keisuke Kato (Takatsuki, Japan) and Jurgen Butz (Schonau, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "In an interdental cleaning tool, a flexible cleaning portion including a core covering portion that covers a core base, and a plurality of recesses that are formed due to hold pins during insert molding. The recesses are formed along a longitudinal direction of the core base portion. A core base exposed portion of each recess has a shape elongated in an oblique direction that intersects ...