ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,745,835, issued on Sept. 29, was assigned to The Procter & Gamble Co. (Cincinnati).
"Toothbrush head and part thereof" was invented by Jochen Ganninger (Eschborn, Germany), Ulrich Storkel (Bad Nauheim, Germany), Holger Schulz (Frankfurt, Germany), Niclas Altmann (Niddatal, Germany), Uwe Tretrop (Frankfurt, Germany), Stefan Triebig (Birkenfeld, Germany) and Stefan Scheurich (Triefenstein, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A toothbrush head includes a cleaning element carrier and one or more bristle tufts, each consisting of a plurality of bristle filaments connected to one another via a fuse ball. The fuse balls are embedded in the ...