Influential PUSHPULL SYSTEM CO., LTD. Blockchain Patent – Digital electronic device based on dual blockchain having virtual blockchain and operation method thereof – US11177943

U.S. Patent 11177943 was awarded to PUSHPULL SYSTEM CO., LTD. on November 16, 2021 and is entitled “Digital electronic device based on dual blockchain having virtual blockchain and operation method thereof.” The first named inventor is SungMyun Song of Sejong-si, . The abstract contains an overview of the patent disclosure: A digital electronic device, which…
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