U.S. Patent 11165756 was awarded to FUJITSU LIMITED on November 02, 2021 and is entitled “Delayed-access encryption for blockchain field.” The first named inventor is Arnab Roy of Santa Clara, CA. The abstract contains an overview of the patent disclosure:

A method of transmitting a message via a blockchain network is provided. A method may include encrypting, via a first identity-based encryption (IBE) function, a message to generate a ciphertext. The method may further include transmitting the ciphertext to each node of a plurality of nodes in a blockchain network. Further, the method may include decrypting, via a second IBE function, the ciphertext at each node of the plurality of nodes in the blockchain network after at least one condition is met. Link to Full Patent

This blockchain patent was originally filed on June 11, 2018  as U.S. Patent Application 16/005537 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 11165756. The assistant examiner was Thanh H Le.

FUJITSU LIMITED, who is the original assignee of this patent, has at least 39228 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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