Patents by Inventor Toshihiko Ryugo

Toshihiko Ryugo 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).

  • Transaction delegation method, transaction delegation system, and computer readable medium
    Patent number: 11775967
    Abstract: Provided are a transaction delegation method, a transaction delegation system, and a computer readable medium storing a computer program. In this transaction delegation method: a second device that stores account data in a blockchain system receives, through communication outside the blockchain system, delegation data from a first device used by a user, the delegation data being for delegating execution of a desired transaction of the user in the blockchain system; a delegation transaction that causes an execution smart contract executing a transaction based on an account of the user in the blockchain system to execute the desired transaction is created on the basis of the delegation data transmitted from the first device; and the delegation transaction with payment of a fee token or a utility token required for executing a transaction is broadcast to the blockchain system on the basis of the account data.
    Type: Grant
    Filed: December 24, 2020
    Date of Patent: October 3, 2023
    Assignee: SIVIRA Inc.
    Inventors: Takashi Fujii, Toshihiko Ryugo, Motoki Sato
  • Application Collaboration Method, Computer Readable Medium, and Application Collaboration System
    Publication number: 20230091451
    Abstract: The present invention provides an application linkage method, a computer program, and an application linkage system.
    Type: Application
    Filed: December 24, 2020
    Publication date: March 23, 2023
    Inventors: Takashi Fujii, Toshihiko Ryugo, Motoki Sato
  • Transaction Delegation Method, Transaction Delegation System, and Computer Readable Medium
    Publication number: 20230041182
    Abstract: Provided are a transaction delegation method, a transaction delegation system, and a computer readable medium storing a computer program. In this transaction delegation method: a second device that stores account data in a blockchain system receives, through communication outside the blockchain system, delegation data from a first device used by a user, the delegation data being for delegating execution of a desired transaction of the user in the blockchain system; a delegation transaction that causes an execution smart contract executing a transaction based on an account of the user in the blockchain system to execute the desired transaction is created on the basis of the delegation data transmitted from the first device; and the delegation transaction with payment of a fee token or a utility token required for executing a transaction is broadcast to the blockchain system on the basis of the account data.
    Type: Application
    Filed: December 24, 2020
    Publication date: February 9, 2023
    Inventors: Takashi Fujii, Toshihiko Ryugo, Motoki Sato