Patents by Inventor Yohei OOKA

Yohei OOKA 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).

  • History management method, history management apparatus and history management system
    Patent number: 11513916
    Abstract: A history management method for managing history information of multiple vehicles using blockchains is provided. The history management method includes generating a master block from history information collected in a vehicle, setting a node serving as a storage destination of a backup block of the master block per block, storing, together with the master block, backup blocks that are different in history information collecting vehicle from the master block in a block storage unit, and sending the backup block for a particular vehicle requested in a recovery request.
    Type: Grant
    Filed: July 16, 2019
    Date of Patent: November 29, 2022
    Assignee: DENSO CORPORATION
    Inventors: Daisuke Kaji, Yohei Ooka
  • History management method and history management apparatus
    Patent number: 11263232
    Abstract: A history management method for managing history information of a vehicle using a blockchain is provided. The history management method performed by at least one processor includes generating a block for being connected to the blockchain from the history information collected in the vehicle, per block, setting a storage destination of a backup of the generated block from among nodes communicable with the vehicle, and sending the backup of the block to the node that is set as the storage destination.
    Type: Grant
    Filed: July 16, 2019
    Date of Patent: March 1, 2022
    Assignee: DENSO CORPORATION
    Inventors: Daisuke Kaji, Yohei Ooka
  • HISTORY MANAGEMENT METHOD AND HISTORY MANAGEMENT APPARATUS
    Publication number: 20200026613
    Abstract: A history management method for managing history information of a vehicle using a blockchain is provided. The history management method performed by at least one processor includes generating a block for being connected to the blockchain from the history information collected in the vehicle, per block, setting a storage destination of a backup of the generated block from among nodes communicable with the vehicle, and sending the backup of the block to the node that is set as the storage destination.
    Type: Application
    Filed: July 16, 2019
    Publication date: January 23, 2020
    Inventors: Daisuke KAJI, Yohei OOKA
  • HISTORY MANAGEMENT METHOD, HISTORY MANAGEMENT APPARATUS AND HISTORY MANAGEMENT SYSTEM
    Publication number: 20200026619
    Abstract: A history management method for managing history information of multiple vehicles using blockchains is provided. The history management method includes generating a master block from history information collected in a vehicle, setting a node serving as a storage destination of a backup block of the master block per block, storing, together with the master block, backup blocks that are different in history information collecting vehicle from the master block in a block storage unit, and sending the backup block for a particular vehicle requested in a recovery request.
    Type: Application
    Filed: July 16, 2019
    Publication date: January 23, 2020
    Inventors: Daisuke KAJI, Yohei OOKA