U.S. Patent 11139972 was awarded to NIPPON TELEGRAPH AND TELEPHONE CORPORATION on October 05, 2021 and is entitled “Blockchain generation apparatus, blockchain generation method, blockchain verification apparatus, blockchain verification method, and program.” The first named inventor is Akihito Akutsu of Yokosuka, . The abstract contains an overview of the patent disclosure:

The blockchain generation apparatus 1 includes: a parameter calculator 122 that identifies a parameter type to be used for linkage of the new block, based on block approval method data 114, and calculates a value for the identified parameter type based on transaction datasets which are related to an identifier of a generating party; a block generation condition checker 125 that determines whether the generating party is qualified to generate the new blockchain data, based on the value calculated by the parameter calculator 122; and a blockchain generator 126 that tries to generate the new blockchain by referring to the shared data when the block generation condition checker 125 determines that the generating party is qualified. An identifier of the blend pattern included in the block approval method data 114 specifies a combination of the plurality of parameter types that conflict with each other. Link to Full Patent

This blockchain patent was originally filed on November 08, 2016  as U.S. Patent Application 15/770803 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 11139972. The primary examiner was Allen S Lin.

NIPPON TELEGRAPH AND TELEPHONE CORPORATION, who is the original assignee of this patent, has at least 3422 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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