ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,544,304, issued on Feb. 10, was assigned to CoFactor Systems Inc. (Santa Barbara, Calif.).
"Vibration producing device with narrative and sleep functions" was invented by Michael Northen (Bolinas, Calif.), Alan J. Macy (Santa Barbara, Calif.) and John Foster (New Orleans).
According to the abstract* released by the U.S. Patent & Trademark Office: "A device is described for delivering a therapeutic vibration to a body. The device may include at least two motors in a housing with unbalanced masses coupled to their axles, such that vibration of the masses causes the two motors and housing to vibrate at a beat frequency 80. The motors and housing may be coupled to the body via a platform...