Patents by Inventor Kwell Hung

Kwell Hung 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).

  • Fingerprint identification apparatus
    Patent number: 7171062
    Abstract: A fingerprint identification apparatus comprises a contact image sensor (CIS) module, a keyswitch and a restoring unit. The keyswitch has a transparent plate for finger-tactility. The user put his finger on the transparent plate to move the transparent plate such that the keyswitch has relative movement with respect to the CIS module and the CIS module scans the fingerprint of user for fingerprint identification. The restoring unit is arranged on the keyswitch and provides restoring force to the keyswitch.
    Type: Grant
    Filed: October 11, 2005
    Date of Patent: January 30, 2007
    Assignee: Lite-On Technology Corporation
    Inventors: Kwell Hung, Joseph Su
  • Fingerprint identification apparatus
    Publication number: 20060078179
    Abstract: A fingerprint identification apparatus comprises a contact image sensor (CIS) module, a keyswitch and a restoring unit. The keyswitch has a transparent plate for finger-tactility. The user put his finger on the transparent plate to move the transparent plate such that the keyswitch has relative movement with respect to the CIS module and the CIS module scans the fingerprint of user for fingerprint identification. The restoring unit is arranged on the keyswitch and provides restoring force to the keyswitch.
    Type: Application
    Filed: October 11, 2005
    Publication date: April 13, 2006
    Inventors: Kwell Hung, Joseph Su
  • Fingerprint identification apparatus
    Publication number: 20020181750
    Abstract: A fingerprint identification apparatus comprises a contact image sensor (CIS) module, a keyswitch and a restoring unit. The keyswitch has a transparent plate for finger-tactility. The user put his finger on the transparent plate to move the transparent plate such that the keyswitch has relative movement with respect to the CIS module and the CIS module scans the fingerprint of user for fingerprint identification. The restoring unit is arranged on the keyswitch and provides restoring force to the keyswitch.
    Type: Application
    Filed: May 30, 2001
    Publication date: December 5, 2002
    Inventors: Kwell Hung, Joseph Su