Patents by Inventor Ci Mengfu

Ci Mengfu 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).

  • Dynamic identification method without identification code
    Publication number: 20040030892
    Abstract: A fully dynamic authentication method without identifier is disclosed. The user's original identification code and authentication code can be encrypted dynamically and transmitted by the user terminal to the server, in order to be decrypted there for identification confirmation. In the authentication method of the invention, the identification code and authentication code are encrypted and decrypted unitedly. The results of each encryption are unique and there is no static identification code or feature to be identified each time the user's identification is authenticated.
    Type: Application
    Filed: March 18, 2003
    Publication date: February 12, 2004
    Inventor: Ci Mengfu