ALEXANDRIA, Va., March 19 -- United States Patent no. 12,251,006, issued on March 18.
"Hair coloring wand" was invented by Aki Hill (Stone Mountain, Ga.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A hair coloring wand includes a container for holding a hair coloring agent, a coloring agent pump for suctioning the coloring agent from the container, and a dispensing paddle for receiving the coloring agent and from the use in sweeping the coloring agent on the top layer of the human hair. The dispensing paddle is removable to allow various paddles to be attached. The dispensing paddle includes a plurality of dispensing holes from which the coloring agent is dispensed from the dispensing paddle to the hair."...