Patents by Inventor Shih-An Steve Hsu

Shih-An Steve Hsu 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).

  • Secure data entry device
    Patent number: 8330606
    Abstract: A secure data entry device including a housing, a keypad mounted in the housing and including a plurality of selectably depressible keys, tampering alarm indication circuitry and at least one electrical conductor located in the housing in operative association with the keypad, the at least one electrical conductor being coupled to the tampering alarm indication circuitry and being arranged such that extraction of at least one of the plurality of selectably depressible keys results in at least one break in the at least one electrical conductor, which causes the tampering alarm indication circuitry to provide a tampering alarm indication.
    Type: Grant
    Filed: April 12, 2010
    Date of Patent: December 11, 2012
    Assignee: Verifone, Inc.
    Inventors: Amihay Avital, Shih-An Steve Hsu, Chi-Jung Bruno Luo, Yung-Tai James Jiang, Richard Neo
  • SECURE DATA ENTRY DEVICE
    Publication number: 20110248860
    Abstract: A secure data entry device including a housing, a keypad mounted in the housing and including a plurality of selectably depressible keys, tampering alarm indication circuitry and at least one electrical conductor located in the housing in operative association with the keypad, the at least one electrical conductor being coupled to the tampering alarm indication circuitry and being arranged such that extraction of at least one of the plurality of selectably depressible keys results in at least one break in the at least one electrical conductor, which causes the tampering alarm indication circuitry to provide a tampering alarm indication.
    Type: Application
    Filed: April 12, 2010
    Publication date: October 13, 2011
    Inventors: Amihay AVITAL, Shih-An Steve HSU, Chi-Jung Bruno LUO, Yung-Tai James JIANG, Richard NEO