Like NASA is starting to, and the Chinese have for 5 years. While the stuff in the link isn't magnet motors, it is a whole new concept in an area where scientists thought they knew almost everything. The reason they don't say "perpetual motion" is because if they admit that far, they will have to change all their physics.

http://www.freedomsphoenix.com/News/160811-2014-08-07-huge-breakthrough-at-nasa.htm