ALEXANDRIA, Va., April 21 -- United States Patent no. 12,605,561, issued on April 21, was assigned to Biolux Group SA (Switzerland).

"Intra-oral light therapy apparatuses and methods for their use" was invented by Peter Brawn (Vancouver, Canada), Ryan Bredin (Breton, Canada), Timothy G. Shaughnessy (Marietta, Ga.), Kevin Strange (Victoria, Canada) and Paul Mathews (Langley, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In some embodiments, an apparatus comprises a housing, an emitter, and an electronic circuit. The housing is configured to fit within a patient's mouth. The emitter is at least partially encased within the housing. The emitter is configured to emit an effective amount of light to the al...