ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,548,365, issued on Feb. 10, was assigned to Docusign Inc. (San Francisco).

"Detecting object burn-in on documents in a document management system" was invented by Taiwo Raphael Alabi (Berkeley, Calif.), Ashwath Saran Mohan (San Ramon, Calif.), Nipun Dureja (Seattle) and Jerome Levadoux (San Mateo, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A document management system surfaces changes to a portable document format (PDF) document to a user. The document management system converts each page of the PDF document into images, segments those images, and processes each segment of those images using computer vision and/or natural language processing....