ALEXANDRIA, Va., June 16 -- United States Patent no. 12,307,991, issued on May 20, was assigned to Flexterra Inc. (Skokie, Ill.).

"Electrowetting on demand system with organic transistors" was invented by Antonio Facchetti (Skokie, Ill.), Yu Xia (Skokie, Ill.), Shaofeng Lu (Skokie, Ill.), Shiuan-Iou Lin (Zhubei, Taiwan) and Liang-Je Lai (Zhubei, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An active matrix fluidic droplet driver system comprising a plurality fluidic droplet pixels driver comprising organic thin-film transistors is described. Each fluidic droplet pixel driver includes an organic thin film transistor and a pixel electrode where the gate dielectric layer and the pixel dielectric layer ...