ALEXANDRIA, Va., April 3 -- Aleddra, Renton, Washington, has been assigned a patent (No. 10,609,798, initially filed Dec. 28, 2018) developed by two co-inventors for a circadian lighting apparatus. The co-inventors are Chia-Yiu Maa, Bellevue, Washington, and Chun-Te Yu, Bellevue, Washington.

The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=%2Fnetahtml%2FPTO%2Fsrchnum.htm&r=1&f=G&l=50&s1=1,06,09,798.PN.&OS=PN/1 . . .