ALEXANDRIA, Va., June 12 -- United States Patent no. 12,300,174, issued on May 13, was assigned to Semiconductor Energy Laboratory Co. Ltd. (Kanagawa-ken, Japan).

"Correction method of display apparatus including pixel and plurality of circuits" was invented by Koji Kusunoki (Kanagawa, Japan), Susumu Kawashima (Kanagawa, Japan) and Tomoaki Atsumi (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A novel correction method of a display apparatus is provided. One embodiment of the present invention is a correction method of a display apparatus. The correction method includes processing in which a voltage correcting a threshold voltage of the transistor is obtained and the voltage is held in the ca...