U.S. Patent 10860265 was awarded to KYOCERA Document Solutions Inc. on December 08, 2020 and is entitled “Image forming system, server, image forming apparatus, and image forming method that reduce server capacity and allows to pull print.” The first named inventor is Naohiko Kosaka of Dublin, CA. The abstract contains an overview of the patent disclosure:

Provided is a distributed type image forming system which reduces storage capacity of server. An encryption addition part encrypts a document data for outputting by pull print with a symmetric key, encrypts the symmetric key by a public key of a user who is permitted to output of the document data, and adds the encrypted symmetric key to the document data. A division part divides document data into a job block and a user block having the symmetric key encrypted by the public key of the user and generates the blockchain of document data. A key decoding part decrypts the symmetric key included in the user block with the secret key of the user. A block acquisition part acquires other blocks from preserving apparatuses. A document reproduction part packs each block to reproduce document data. An output part outputs the reproduced document data. Link to Full Patent

This blockchain patent was originally filed on April 24, 2019  as U.S. Patent Application 16/393491 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 10860265. The primary examiner was Juan M Guillermety.

KYOCERA Document Solutions Inc., who is the original assignee of this patent, has at least 4786 total granted patents in the United States as of the date of this article. This blockchain patent has been cited 1 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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