ALEXANDRIA, Va., July 3 -- United States Patent no. 12,347,356, issued on July 1, was assigned to E Ink Corp. (Billerica, Mass.).

"Electro-optic displays, and methods for driving same" was invented by Kenneth R. Crounse (Somerville, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "There are provided methods for driving an electro-optic display having a plurality of display pixels, a such method includes detecting a white-to-white graytone transition on a first pixel; and determining whether a threshold number of cardinal neighbors of the first pixel are not making a graytone transition from white to white, or if the first pixel is a color pixel, and apply a first waveform."

The patent was filed on Jan. ...