Patents by Inventor Allen K. Yu

Allen K. Yu 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).

  • Electronic ticketing system and method
    Patent number: 7044362
    Abstract: A method and system for electronic ticket recognition and acceptance. The method includes the step of facilitating a purchase of an electronic ticket from a networked ticketing computer. Another step is downloading the electronic ticket to a portable computing device having a data output. An additional step is enabling activation of the electronic ticket to communicate the electronic ticket via the data output. This allows the displayed electronic ticket to be optically communicated to a ticket receiving unit.
    Type: Grant
    Filed: October 10, 2001
    Date of Patent: May 16, 2006
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventor: Allen K. Yu
  • Electronic ticketing system and method
    Publication number: 20030066883
    Abstract: A method and system for electronic ticket recognition and acceptance. The method includes the step of facilitating a purchase of an electronic ticket from a networked ticketing computer. Another step is downloading the electronic ticket to a portable computing device having a data output. An additional step is enabling activation of the electronic ticket to communicate the electronic ticket via the data output. This allows the displayed electronic ticket is optically communicated to a ticket receiving unit.
    Type: Application
    Filed: October 10, 2001
    Publication date: April 10, 2003
    Inventor: Allen K. Yu