U.S. Patent 10990563 was awarded to Advanced New Technologies Co., Ltd. on April 27, 2021 and is entitled “Information read/write method and apparatus based on blockchain.” The first named inventor is Duofeng Hu of Hangzhou, . The abstract contains an overview of the patent disclosure:

This specification provides an information read/write method and apparatus based on a blockchain. The information read/write method based on a blockchain includes: receiving a service request from a project member, wherein the service request comprises a to-be-processed service material of the project member; sending a service file in the to-be-processed service material to an object storage server and receiving a file storage identifier returned by the object storage server; processing service information in the to-be-processed service material to generate a service identifier; and writing the service identifier and the file storage identifier into the blockchain, and saving a hash value that is returned by the blockchain and that corresponds to write success information. Link to Full Patent

This blockchain patent was originally filed on April 22, 2020  as U.S. Patent Application 16/855148 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 10990563. The primary examiner was Hau H Hoang.

Advanced New Technologies Co., Ltd., who is the original assignee of this patent, has at least 1031 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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