Patents by Inventor Robert F. Z. Tu

Robert F. Z. Tu 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).

  • Patent number: 7353460
    Abstract: A method, system, and computer display device that uses a hierarchical menu structure to enable a user navigate through a linked web-page system. A computer code and a display screen of the computer display device enables the user to navigate through the linked web-page system in accordance with the hierarchical menu structure and in accordance with supporting features such as navigational persistence and page content persistence. The display screen comprises a display of: an uppermost top-level of the linked web-page system; a list of top-level categories under the uppermost top-level; a list of sub-level categories linked to a user-selected top-level category; a list of menu items held by each sub-level category; and a web page linked from a user-selected menu item from the menu items held by a sub-level category.
    Type: Grant
    Filed: August 6, 2002
    Date of Patent: April 1, 2008
    Assignee: Robert Tu Consulting Inc.
    Inventor: Robert F. Z. Tu
  • Publication number: 20040027391
    Abstract: A method, system, and computer display device that uses a hierarchical menu structure to enable a user navigate through a linked web-page system. A computer code and a display screen of the computer display device enables the user to navigate through the linked web-page system in accordance with the hierarchical menu structure and in accordance with supporting features such as navigational persistence and page content persistence. The display screen comprises a display of: an uppermost top-level of the linked web-page system; a list of top-level categories under the uppermost top-level; a list of sub-level categories linked to a user-selected top-level category; a list of menu items held by each sub-level category; and a web page linked from a user-selected menu item from the menu items held by a sub-level category.
    Type: Application
    Filed: August 6, 2002
    Publication date: February 12, 2004
    Inventor: Robert F. Z. Tu