ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,499,502, issued on Dec. 16, was assigned to HEWLETT-PACKARD DEVELOPMENT COMPANY LP (Spring, Texas).
"Watermarks for text documents" was invented by Bharani Nunna (Bangalore, India).
According to the abstract* released by the U.S. Patent & Trademark Office: "According to examples, an apparatus may include a processor and a memory on which are stored machine-readable instructions that when executed by the processor, may cause the processor to extract text from a document. The processor may retrieve images associated with characters in the extracted text and generate a stitched image using the retrieved images. The processor may watermark the stitched image and replace the characters in...