U.S. Patent 10505949 was awarded to SONY CORPORATION on December 10, 2019 and is entitled “Blockchain-based system, and electronic apparatus and method in the system.” The first named inventor is Zhihui Zhang of Suzhou, . The abstract contains an overview of the patent disclosure:

There is disclosed a blockchain-based system, and an electronic apparatus and a method in the system. The electronic apparatus at a control node end includes a processor configured to: verify, in response to an ownership declaration for a new object that is first introduced from a to-be-verified node in the system, the ownership declaration; and sign, in a case that the verification is successful, the ownership declaration to be returned to the to-be-verified node, so that the signed ownership declaration is verified by other nodes in the system and a record regarding the ownership declaration is added to the blockchain. According to the embodiment of the disclosure, it is possible to verify the newly introduced object in the blockchain-based system without binding with a cipher coin, while maintaining a peer-to-peer architecture of the blockchain-based system. Link to Full Patent

This blockchain patent was originally filed on March 06, 2017  as U.S. Patent Application 15/450126 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 10505949. The primary examiner was Matthew Smithers.

SONY CORPORATION, who is the original assignee of this patent, has at least 57152 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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