ALEXANDRIA, Va., May 12 -- United States Patent no. 12,624,593, issued on May 12, was assigned to Nien Made Enterprise Co. Ltd. (Taichung City, Taiwan).
"Motorized venetian blind" was invented by Lin Chen (Taichung City, Taiwan) and Jian Zeng (Taichung City, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A motorized venetian blind includes a first lifting electric machine, a second lifting electric machine and a tilting electric machine for respectively control a front pull cord, a rear pull cord and a ladder cord. When a front warp and a rear warp of the ladder cord are controlled by the tilting electric machine to move downwardly and upwardly respectively to tilt the slats to the closed position, on...