ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,563,848, issued on Feb. 24, was assigned to Powertech Technology Inc. (Hukou Township, Taiwan).
"Image sensor package" was invented by Hung-Hsin Hsu (Hukou Township, Hsinchu County, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An image sensor package includes an image sensor chip having a chip body, a metal dam, and a transparent substrate having a surface. The chip body has an active surface including a photosensitive area and a non-sensitive area surrounding the photosensitive area. The metal dam is formed on the non-sensitive area of the active surface, surrounds a photosensitive layer formed on the photosensitive area at intervals, is elect...