ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,536,519, issued on Jan. 27, was assigned to Maplebear Inc. (San Francisco).

"Training a model to identify items based on image data and load curve data" was invented by Lin Gao (Miami), Yilin Huang (Shanghai), Shiyuan Yang (Shanghai), Ganglu Wu (Shanghai), Yang Wang (Shanghai) and Wentao Pan (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "A smart shopping cart includes internally facing cameras and an integrated scale to identify objects that are placed in the cart. To avoid unnecessary processing of images that are irrelevant, and thereby save battery life, the cart uses the scale to detect when an object is placed in the cart. The cart obtain...