U.S. Patent 10581615 was awarded to CLOUDMINDS (SHENZHEN) ROBOTICS SYSTEMS CO., LTD. on March 03, 2020 and is entitled “Blockchain-based identity authentication method, device, node and system.” The first named inventor is Jian Wang of Cupertino, CA. The abstract contains an overview of the patent disclosure:

The present disclosure discloses a method, apparatus, node, system for blockchain-based identity authentication. The method includes: receiving an authentication request sent by an authenticated party node; in the case that it is determined that the identity information of the authenticated party node and identity proof publishing node, and a digital signature of the identity proof publishing node on the identity information of the authenticated party node have been written into a blockchain, verifying the digital signature according to a public key of the identity proof publishing node; after the digital signature passes the verification, determining whether the authenticated party node has mastered a private key corresponding to the public key of the authenticated party node; and in the case that it is determined that the authenticated party node has mastered the private key, it is determined that the authenticated party node passes the identity authentication. Link to Full Patent

This blockchain patent was originally filed on September 18, 2016  as U.S. Patent Application 16/318284 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 10581615. The primary examiner was Abiy Getachew.

CLOUDMINDS (SHENZHEN) ROBOTICS SYSTEMS CO., LTD., who is the original assignee of this patent, has at least 54 total granted patents in the United States as of the date of this article. This blockchain patent has been cited 2 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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