ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,474,520, issued on Nov. 18, was assigned to CHICONY ELECTRONICS Co. LTD. (New Taipei, Taiwan).
"Illuminated keyboard and backlight module thereof" was invented by Chih-Yi Lu (New Taipei, Taiwan) and Chih-Hung Lin (New Taipei, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An illuminated keyboard includes a backlight module including a light guide plate, and multiple first and second light emitting modules. The light guide plate includes first and second sides opposite to each other, and multiple first and second accommodating portions. Each first accommodating portion has a first incident surface facing the first side. The second accommodating po...