ALEXANDRIA, Va., June 12 -- United States Patent no. 12,298,645, issued on May 13, was assigned to E Ink Corp. (Billerica, Mass.).
"Piezo electrophoretic display" was invented by Haiyan Gu (Fremont, Calif.), HongMei Zang (Fremont, Calif.), Craig Lin (Fremont, Calif.) and Abraham Berhane (Tracy, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided herein is an electro-optic display having a layer of electrophoretic material, a first conductive layer, and a piezoelectric material positioned between the layer of electrophoretic material and the first conductive layer, the piezoelectric material overlaps with a portion of the layer of electrophoretic material, and a portion of the first conductive laye...