ALEXANDRIA, Va., July 3 -- United States Patent no. 12,347,067, issued on July 1, was assigned to Walmart Apollo LLC (Bentonville, Ark.).

"System and method for enhancing text in images based on super-resolution" was invented by Saptarshi Misra (West Bengal, India), Anirban Chatterjee (Karnataka, India), Pranay Dugar (Corvallis, Ore.), Kunal Banerjee (Karnataka, India) and Lalitdutt Parsai (Indore, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for enhancing text in images based on super-resolution are disclosed. A low resolution image is generated based on a high resolution image. A super resolution image is generated based on the low resolution image, using a super resolution mode...