U.S. Patent 10397328 was awarded to NEC CORPORATION on August 27, 2019 and is entitled “Method and system for providing a robust blockchain with an integrated proof of storage.” The first named inventor is Ghassan Karame of Heidelberg, . The abstract contains an overview of the patent disclosure:

A method for integrating a Proof of Storage (PoS) into a blockchain increases security, robustness and verifiability of a blockchain network. A part of the blockchain to be stored is received at a first one of a plurality of mining nodes of the blockchain network. The part of the blockchain is stored. Mining of the new block is bound to the stored data and performed so as to enforce that the mining nodes store different parts of the blockchain. The PoS is integrated into the new block. The PoS is verified before accepting the new block into the blockchain. Link to Full Patent

This blockchain patent was originally filed on July 03, 2017  as U.S. Patent Application 15/640604 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 10397328. The primary examiner was Robert B Leung.

NEC CORPORATION, who is the original assignee of this patent, has at least 32150 total granted patents in the United States as of the date of this article. This blockchain patent has been cited 0 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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