ALEXANDRIA, Va., April 15 -- United States Patent no. 12,601,931, issued on April 14, was assigned to Photoprotective Technologies Inc. (San Antonio).
"Photo-biomodulation by endogenous auto-fluorescent compounds" was invented by James M. Gallas (San Antonio) and Matthew T. Gordon (Schertz, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "According to the present invention, light filters are disclosed that provide photoprotection and contain fluorescent agents in that have fluorescence emission in the near infrared region of wavelengths to effect photobiological modulation (PBM) of human cells when the cells are exposed to sunlight or any artificial lighting. The fluorescent agents include endogenous com...