US Patent 12068631 Alignment method for sub-surface wireless charger

In an embodiment, a method includes: placing a template at a first surface of a structure; placing a first magnet at the first surface based on the template; placing a second magnet at a second surface of the structure at a first location in which a magnetic field between the first and second magnets moves the second magnet towards the first magnet; waiting for the second magnet to stop moving at a second location of the second surface; marking the second location; and attaching a sub-surface wireless charger based on a location of the template.