ALEXANDRIA, Va., April 15 -- United States Patent no. 12,599,539, issued on April 14.

"Therapeutic massage device" was invented by Spence Spencer (Phoenix).

According to the abstract* released by the U.S. Patent & Trademark Office: "A therapeutic massage device includes a pressure head configured in a therapy side of a platform. The platform may pivot or rotate to enable varying stretch and therapy angles to activate a variety of muscles. The pressure head may be pressed against a body part and in particular an appendage, such as a person's foot or hand to stimulate reflexes and massage muscles and other soft tissue for therapy. The angle of the platform may be selected to provide the best angle for pressure application via the pressure h...