ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,500,456, issued on Dec. 16, was assigned to Microchip Technology Inc. (Chandler, Ariz.).
"Foreign object detection and related apparatuses, methods, and systems" was invented by Alex Dumais (Boise, Idaho) and Santosh Bhandarkar (Chandler, Ariz.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Foreign object detection and related apparatuses, methods, and systems are disclosed. An apparatus includes one or more inductive coils to wirelessly couple with another inductive coil, a series capacitor electrically connected in series with the one or more inductive coils, and a controller to determine a coil current through the one or more inductive coils responsi...