ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,562,327, issued on Feb. 24, was assigned to DARFON ELECTRONICS CORP. (Taoyuan, Taiwan).
"Lighting keyboard, backlight module and lighting board" was invented by Ying-Lan Liu (Taoyuan, Taiwan), Hsin-Cheng Ho (Taoyuan, Taiwan) and Heng-Yi Huang (Taoyuan, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A backlight module is configured to illuminate at least one key cap. The backlight module includes a light emitting unit, a light guide plate and a lighting board. The light guide plate has a light guide hole for accommodating the light emitting unit. The lighting board has a pair of pads connected to the light emitting unit respectively. The lighting ...