Patents by Inventor Kazuma TSUDA

Kazuma TSUDA 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).

  • USER BASE DEVICE, CRYPTOGRAPHIC COMMUNICATION SYSTEM, AND CRYPTOGRAPHIC COMMUNICATION METHOD
    Publication number: 20230336335
    Abstract: According to one embodiment, a user base device A has a cryptographic module a key sharing module. The key sharing module restores and disperses a cryptographic key used to generate the encrypted data. The key sharing module includes a quantum cryptographic communication device applicable to a plurality of front ends. The front ends are used to receive dispersed cryptographic key from different routes, and to output dispersed cryptographic key to different routes.
    Type: Application
    Filed: April 13, 2023
    Publication date: October 19, 2023
    Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA DIGITAL SOLUTIONS CORPORATION
    Inventors: Kazuma TSUDA, Masakatsu Matsuo, Manabu Kobayashi, Koki Ando