Patents by Inventor Long-Jung Hsu

Long-Jung 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).

  • Patent number: 6722167
    Abstract: A cabinet lock controlled by a press-button lock is disclosed to include an upright track affixed to the back side of the cabinet, a sliding locking bar vertically movably mounted in the upright track and adapted to hook the drawers in the cabinet, a linkage coupled between the top end of the upright track and the top end of the sliding locking bar and driven by the lock cylinder of the press-button lock through a push bar to move the sliding locking bar, and a spring member adapted to push the sliding locking bar upwards from the locking position to the unlocking position.
    Type: Grant
    Filed: May 28, 2003
    Date of Patent: April 20, 2004
    Inventor: Long-Jung Hsu