ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,464,985, issued on Nov. 11, was assigned to SEOUL SEMICONDUCTOR Co. LTD. (Ansan-si, South Korea).
"Light source for plant cultivation" was invented by Mark McClear (Ansan-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A plant cultivation light source includes at least two light sources selected from first, second, and third light sources that emit first, second, and third lights, respectively. The first light has a first peak at a wavelength from about 400 nanometers to about 500 nanometers, the second light has a second peak appearing at a wavelength, which is longer than the first peak, from about 400 nanometers to about 500 nanometers...