U.S. Patent 10447483 was awarded to SF Motors Inc. on October 15, 2019 and is entitled “Secure firmware updates for remote vehicles.” The first named inventor is Ao-Jan Su of Santa Clara, CA. The abstract contains an overview of the patent disclosure:

Systems and methods of secure firmware updates on remote vehicles are provided. The system receives a request from a vehicle for an update to vehicle firmware, and identifies a blockchain address for the vehicle. The system generates a session identifier and identifies a firmware update file. The system generates a digital signature based on a combination of the session identifier and a first hash value of the firmware update file. The system provides, for storage in a block at the blockchain address, the digital signature. The system transmits the session identifier to the vehicle. The system transfers the firmware update file to the vehicle. The vehicle verifies the firmware update file using the digital signature retrieved from the block at the blockchain address, a second hash value of the firmware update file received from the data processing system, and the session identifier received from the data processing system. Link to Full Patent

This blockchain patent was originally filed on December 26, 2018  as U.S. Patent Application 16/232976 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 10447483. The primary examiner was Mahfuzur Rahman.

SF Motors Inc., who is the original assignee of this patent, has at least 69 total granted patents in the United States as of the date of this article. This blockchain patent has been cited 12 times by other U.S. patents according to our law firm research, and can be considered an innovative patent in the field of cryptocurrency and blockchain.

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