U.S. Patent 10581847 was awarded to Amazon Technologies, Inc. on March 03, 2020 and is entitled “Blockchain-backed device and user provisioning.” The first named inventor is Yunlong Liu of Chengdu, . The abstract contains an overview of the patent disclosure:

A blockchain is used to track chain of custody associated with devices and user entities associated with those devices. In an embodiment, an identity engine traverses a blockchain to determine one or more transactions associated with a device and, in some cases, one or more users of that device. Based at least in part on the content of an authentication or provisioning request and that of the chain of custody, the identity engine provisions the device for a given user. Link to Full Patent

This blockchain patent was originally filed on September 27, 2016  as U.S. Patent Application 15/277972 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 10581847. The primary examiner was Roderick Tolentino.

Amazon Technologies, Inc., who is the original assignee of this patent, has at least 15802 total granted patents in the United States as of the date of this article. This blockchain patent has been cited 11 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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