Patents by Inventor Kuo Chung-Hsien

Kuo Chung-Hsien 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: 6024194
    Abstract: A wheeled case for holding document file holders is disclosed. The wheeled case comprises a substantially rectangular case body having a front opening, two front covers flexibly connected to the front opening for covering the front opening, two front cover fastener installed over the two front covers for closing the front covers, a pull handle assembly having two sliding tubes and a U-shaped pull handle vertically installed in the case body near the front opening, two hanging rods horizontally installed over the sliding tubes for hanging the two pairs of hanging hooks of each of the document file holders wherein the two pairs of hanging hooks of each of the document file folders are hanged over the upper and lower hanging rods separately and restricted between the front covers and the two hanging rods when the front covers are closed by using the front cover fasteners.
    Type: Grant
    Filed: December 5, 1997
    Date of Patent: February 15, 2000
    Assignee: Chaw Kong Co., Ltd.
    Inventor: Kuo Chung-Hsien
  • Patent number: 5816374
    Abstract: The present invention relates to a lock mechanism of a pull handle assembly for locking a pull handle of the pull handle assembly.
    Type: Grant
    Filed: February 16, 1996
    Date of Patent: October 6, 1998
    Assignee: Chaw Khong Technology Co., Ltd.
    Inventor: Kuo Chung Hsien
  • Patent number: 5781964
    Abstract: A pull handle assembly of a wheeled suitcase which can prevent its lower end from wobbling is disclosed in the present invention. The pull handle assembly comprises one elongated tube mounted in the suitcase having a rectangular channel in it and a pull handle telescopingly received within the channel of the tube. The pull handle comprises an elongated rod member having an upper end and a lower end, a gripping handle installed on the upper end of the rod member for hand gripping, and a rectangular rod guide installed on the lower end of the rod member for guiding the pull handle within the channel. The pull handle assembly further comprises a rod detention means installed under the upper opening of the channel for holding the rod guide of the pull handle to the channel, and three flaps installed on three sides of the rectangular channel next to the rod detention means for restricting the rod guide from wobbling laterally within the channel when the rod guide is being held by the rod detention means.
    Type: Grant
    Filed: February 6, 1996
    Date of Patent: July 21, 1998
    Assignee: Chaw Khong Co., Ltd.
    Inventors: Jerhong Lin, Kuo Chung-Hsien