Patents by Inventor Leonardo T.D. Ferraz

Leonardo T.D. Ferraz 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).

  • Cryptographic methods and systems for managing digital certificates with linkage values
    Patent number: 11606216
    Abstract: Improved pseudonym certificate management is provided for connected vehicle authentication and other applications. Temporary revocation of a certificate is enabled. With respect to Security Credential Management Systems (SCMS), pre-linkage values can be employed. The pre-linkage values can be encrypted using homomorphic encryption. Other embodiments are also provided.
    Type: Grant
    Filed: August 17, 2020
    Date of Patent: March 14, 2023
    Assignees: LG ELECTRONICS, INC., UNIVERSITY OF SAO PAULO
    Inventors: Marcos A. Simplicio, Jr., Eduardo Lopes Cominetti, Harsh Kupwade Patil, Jefferson E. Ricardini, Leonardo T. D. Ferraz, Marcos Vinicius M. Silva
  • CRYPTOGRAPHIC METHODS AND SYSTEMS FOR MANAGING DIGITAL CERTIFICATES WITH LINKAGE VALUES
    Publication number: 20200382325
    Abstract: Improved pseudonym certificate management is provided for connected vehicle authentication and other applications. Temporary revocation of a certificate is enabled. With respect to Security Credential Management Systems (SCMS), pre-linkage values can be employed. The pre-linkage values can be encrypted using homomorphic encryption. Other embodiments are also provided.
    Type: Application
    Filed: August 17, 2020
    Publication date: December 3, 2020
    Inventors: Marcos A. Simplicio, JR., Eduardo Lopes Cominetti, Harsh Kupwade Patil, Jefferson E. Ricardini, Leonardo T.D. Ferraz, Marcos Vinicius M. Silva
  • Cryptographic methods and systems for managing digital certificates with linkage values
    Patent number: 10771265
    Abstract: Improved pseudonym certificate management is provided for connected vehicle authentication and other applications. Temporary revocation of a certificate is enabled. With respect to Security Credential Management Systems (SCMS), linkage authorities can be eliminated without compromising the system security. Other embodiments are also provided.
    Type: Grant
    Filed: September 20, 2018
    Date of Patent: September 8, 2020
    Assignees: LG Electronics, Inc., University of Sao Paulo
    Inventors: Marcos A. Simplicio, Jr., Eduardo Lopes Cominetti, Harsh Kupwade Patil, Jefferson E. Ricardini, Leonardo T. D. Ferraz, Marcos Vinicius M. Silva
  • CRYPTOGRAPHIC METHODS AND SYSTEMS FOR MANAGING DIGITAL CERTIFICATES WITH LINKAGE VALUES
    Publication number: 20190089547
    Abstract: Improved pseudonym certificate management is provided for connected vehicle authentication and other applications. Temporary revocation of a certificate is enabled. With respect to Security Credential Management Systems (SCMS), linkage authorities can be eliminated without compromising the system security. Other embodiments are also provided.
    Type: Application
    Filed: September 20, 2018
    Publication date: March 21, 2019
    Applicant: LG Electronics, Inc.
    Inventors: Marcos A. Simplicio, JR., Eduardo Lopes Cominetti, Harsh Kupwade Patil, Jefferson E. Ricardini, Leonardo T.D. Ferraz, Marcos Vinicius M. Silva