ALEXANDRIA, Va., June 6 -- United States Patent no. 12,283,599, issued on April 22, was assigned to Semiconductor Energy Laboratory Co. Ltd. (Atsugi, Japan).
"Semiconductor device" was invented by Shunpei Yamazaki (Tokyo), Jun Koyama (Kanagawa, Japan) and Kiyoshi Kato (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An object of one embodiment of the present invention is to provide a semiconductor device with a novel structure in which stored data can be stored even when power is not supplied in a data storing time and there is no limitation on the number of times of writing. The semiconductor device includes a first transistor which includes a first channel formation region using a semiconduc...