ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,422,109, issued on Sept. 23, was assigned to Panasonic Intellectual Property Management Co. Ltd. (Osaka, Japan).
"Lighting system" was invented by Toshihiko Sato (Osaka, Japan), Norishige Nanai (Osaka, Japan) and Yosuke Mizokami (Hyogo, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "In a lighting system, a wavelength-converting fiber includes a light inlet portion, a light outlet portion, and a wavelength-converting portion containing a wavelength-converting element. The wavelength-converting element may be excited not only by excitation light to produce a spontaneous emission of light having a longer wavelength than the excitation light but also...