ALEXANDRIA, Va., July 23 -- United States Patent no. 12,367,691, issued on July 22, was assigned to Verily Life Sciences LLC (Dallas).
"Virtual staining for tissue slide images" was invented by Martin Stumpe (Mountain View, Calif.), Philip Nelson (Mountain View, Calif.) and Lily Peng (Mountain View, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A machine learning predictor model is trained to generate a prediction of the appearance of a tissue sample stained with a special stain such as an IHC stain from an input image that is either unstained or stained with H&E. Training data takes the form of thousands of pairs of precisely aligned images, one of which is an image of a tissue specimen stained with...