ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,426,133, issued on Sept. 23, was assigned to SAUNA WORKS INC. (Berkeley, Calif.).

"Electromagnetic wave reducing heaters and devices and saunas" was invented by Raleigh Duncan (Berkeley, Calif.) and Andrew Kaps (San Francisco).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems may include a heater including a plurality of heating elements that may include a first heating element configured to generate heat based on a first current, and a second heating element configured to generate heat based on a second current. Systems may further include an electromagnetic (EM) radiation reducing device configured to cancel electromagnetic emissions from the hea...