ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,446,997, issued on Oct. 21, was assigned to Fresh Health Inc. (Mountain View, Calif.).
"Handle for an oral health device" was invented by Machiko Taylor (Alameda, Calif.), Bruce Michael Schena (Menlo Park, Calif.) and Brian Hachtmann (Mountain View, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A handle for an oral health device is disclosed. The handle includes a stationary body, a hydraulic turbine coupled to the stationary body, a manifold selector disc coupled to the hydraulic turbine, and a manifold disc that includes a plurality of holes. The stationary body includes a plurality of vanes. The hydraulic turbine includes a plurality of blade...