ALEXANDRIA, Va., June 12 -- United States Patent no. 12,297,981, issued on May 13, was assigned to Semiconductor Energy Laboratory Co. Ltd. (Atsugi, Japan).
"Light-emitting device" was invented by Yoshiharu Hirakata (Kanagawa, Japan) and Akio Endo (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A light-emitting device includes a strip-like high flexibility region and a strip-like low flexibility region arranged alternately in a direction. The high flexibility region includes a flexible light-emitting panel. The low flexibility region includes the light-emitting panel and a support panel having a lower flexibility than that of the light-emitting panel and overlapping with the light-emitting pa...