ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,421,794, issued on Sept. 23, was assigned to TEH YOR Co. LTD. (New Taipei, Taiwan).

"Cord winding assembly, actuating system and window shade" was invented by Chien-Fong Huang (City of Industry, Calif.) and Chin-Tien Huang (New Taipei, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A cord winding assembly for a window shade includes a housing, a first and a second spool portion respectively connected with a first and a second suspension cord, and a transmission axle. The first and second spool portions are disposed in a cavity of the housing. The transmission axle is rotationally coupled to the first and second spool portions and extends outside...