Patents by Inventor Hiroshi Tomonage

Hiroshi Tomonage 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).

  • Access source authentication method and system
    Publication number: 20050216769
    Abstract: In an access source authentication method and system, an access node adds an ID of a physical line, through which a message has passed, to the message including a user ID from a fixed terminal of a user to be transferred to au authentication device through the physical line, and the authentication device manages a relationship between a user ID and a physical line ID by a database, receives the user ID and the physical line ID transferred from the node and performs a user authentication by comparing the user ID and the physical line ID received with those in the database.
    Type: Application
    Filed: March 23, 2005
    Publication date: September 29, 2005
    Inventors: Naoki Matsuoka, Masato Okuda, Hiroshi Tomonage