ALEXANDRIA, Va., July 21 -- United States Patent no. 12,685,838, issued on July 21, was assigned to Cotron Corp. (Taipei City, Taiwan).

"Brain wave induction method" was invented by Bill Yang (Taipei City, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A brain wave induction method is provided. In the method, a first sound wave to a left ear of a user and a second sound wave to a right ear of the user are simultaneously provided. There is a frequency difference between a first frequency of the first sound wave and a second frequency of the second sound wave. The frequency difference is automatically changed along with time."

The patent was filed on March 17, 2023, under Application No. 18/185,406.

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