Patents by Inventor Guillermo Romero Lopez

Guillermo Romero Lopez 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).

  • Metadata-based endorsement
    Patent number: 11777738
    Abstract: An example operation may include one or more of executing, by an endorser node, a smart contract to generate a blockchain transaction data, generating, by the endorser node, metadata specific to the endorser node, concatenating, by the endorser node, the metadata with the blockchain transaction data, signing, by the endorser node, a concatenation result data with a key of the endorser node, and providing, by the endorser node, the signed concatenation result data to a committer node for verification.
    Type: Grant
    Filed: June 4, 2019
    Date of Patent: October 3, 2023
    Assignee: International Business Machines Corporation
    Inventors: Jeronimo Irazabal, Guillermo Romero Lopez, Andres Garagiola
  • METADATA-BASED ENDORSEMENT
    Publication number: 20200389318
    Abstract: An example operation may include one or more of executing, by an endorser node, a smart contract to generate a blockchain transaction data, generating, by the endorser node, metadata specific to the endorser node, concatenating, by the endorser node, the metadata with the blockchain transaction data, signing, by the endorser node, a concatenation result data with a key of the endorser node, and providing, by the endorser node, the signed concatenation result data to a committer node for verification.
    Type: Application
    Filed: June 4, 2019
    Publication date: December 10, 2020
    Inventors: Jeronimo Irazabal, Guillermo Romero Lopez, Andres Garagiola