Patents by Inventor Wei-Iun Chen

Wei-Iun Chen 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).

  • Pervasive security mechanism by combinations of network and physical interfaces
    Patent number: 7610616
    Abstract: Pervasive security is provided by a combination of physical interfaces and network interfaces to a service to a user includes establishing by the user's client device network connectivity to the service, transmitting by the service an identifier to the user's client device, determining by the service whether the user enters the identifier into the service in physical proximity to the service, and invoking the service once the user has entered the identifier into the service while in physical proximity to the service. The service can provide indication that the service has been granted by sending a control page to the user's client device.
    Type: Grant
    Filed: September 17, 2004
    Date of Patent: October 27, 2009
    Assignee: Fujitsu Limited
    Inventors: Ryusuke Masuouka, Narendar Shankar, Zhexuan Song, Wei-Iun Chen, Michael Grove, Yannis Labrou, Jonathan Russell Agre