Patents by Inventor Sin Seok KIM

Sin Seok KIM has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Blockchain system including a distributed network of a plurality of nodes and a method for achieving an agreement between the plurality of nodes executed by processors of the block chain system
    Patent number: 11177939
    Abstract: A method may achieve an agreement among a plurality of nodes executed by one or a plurality of processors of a blockchain system including a distributed network of the plurality of nodes. The method may comprise: receiving a candidate block in a N-th round (N is a positive integer) by an arbitrary node among the plurality of nodes able to be promoted to producer nodes having a block generation status at a predetermined time for each round, determining whether the received candidate block is a valid candidate block, determining whether the valid candidate block is an unapproved block, and determining whether to vote for approval of the unapproved block by determining whether the unapproved block is a first received candidate block which is a first received candidate block within the N-th round by the arbitrary node.
    Type: Grant
    Filed: September 18, 2019
    Date of Patent: November 16, 2021
    Assignee: NHN CORPORATION
    Inventors: Junghwa Baek, SeungJae Lee, Soo Kyoung Seol, Yoonsun Kye, Min Tae Kim, Sin Seok Kim, Kiho Na, Wonkeun Lee, Suhyeon Jeong, Heetae Lyu, HeeJae Myeong
  • BLOCKCHAIN SYSTEM INCLUDING A DISTRIBUTED NETWORK OF A PLURALITY OF NODES AND A METHOD FOR ACHIEVING AN AGREEMENT BETWEEN THE PLURALITY OF NODES EXECUTED BY PROCESSORS OF THE BLOCK CHAIN SYSTEM
    Publication number: 20200092085
    Abstract: A method may achieve an agreement among a plurality of nodes executed by one or a plurality of processors of a blockchain system including a distributed network of the plurality of nodes. The method may comprise: receiving a candidate block in a N-th round (N is a positive integer) by an arbitrary node among the plurality of nodes able to be promoted to producer nodes having a block generation status at a predetermined time for each round, determining whether the received candidate block is a valid candidate block, determining whether the valid candidate block is an unapproved block, and determining whether to vote for approval of the unapproved block by determining whether the unapproved block is a first received candidate block which is a first received candidate block within the N-th round by the arbitrary node.
    Type: Application
    Filed: September 18, 2019
    Publication date: March 19, 2020
    Inventors: Junghwa BAEK, SeungJae LEE, Soo Kyoung SEOL, Yoonsun KYE, Min Tae KIM, Sin Seok KIM, Kiho NA, Wonkeun LEE, Suhyeon JEONG, Heetae LYU, HeeJae MYEONG