Patent 9460577 was granted and assigned to Hyundai Motor Company on October, 2016 by the United States Patent and Trademark Office.
A method for sharing a key of a vehicle that electronically controls the vehicle includes: setting a control value limiting a use of the vehicle through a terminal of a user of the vehicle which includes the key of the vehicle, and transferring the key of the vehicle from the terminal of the user to a terminal of an additional user of the vehicle using short-distance communication.