ALEXANDRIA, Va., March 24 -- United States Patent no. 12,582,797, issued on March 24, was assigned to SANA HEALTH INC. (Lafayette, Colo.).

"Methods and systems for treating anxiety and depression" was invented by Richard Hanbury (Lafayette, Colo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Non-pharmaceutical methods of treating the symptoms of anxiety and depression are described. The method includes providing a person with stimuli include visual and/or auditory stimuli which are pulsed at the rate of various types of brain waves. The use of the method greatly lessens various symptoms of anxiety and depression, including one or more of pain, anxiety, depression, and problems sleeping."

The patent was fil...