ALEXANDRIA, Va., April 21 -- United States Patent no. 12,608,928, issued on April 21, was assigned to Samsara Inc. (San Francisco).

"On-device machine learning calibration" was invented by Narendran Rajan (San Diego), Sharan Srinivasan (Newark, Calif.), Jing Wang (Toronto) and Yan Wang (Mercer Island, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method and apparatus of utilizing an edge device comprising storing in a memory a pre-installed trained machine learning model, the machine learning model comprising a fixed base portion and a flexible portion. The method further comprises, when the edge device is installed, collecting data using one or more sensors on the edge device, and using the fixed b...