Patents by Inventor Cuong Bui

Cuong Bui 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).

  • Portable desktop
    Publication number: 20070151487
    Abstract: A portable desktop is described. The portable desktop includes an openable container having a cover and a bottom housing. The cover is hingedly connected with the bottom housing. A prop is hingedly connected with the cover for adjusting an opening of the openable container. Additionally, the bottom housing has notches therein for allowing the prop to adjust the opening by affixing with the notches. A ledge is attached with the first cover to prevent an object from sliding off the cover. When closed, the cover and bottom housing operate as a container to hold objects therein. When opened, a user may place an object against the cover to use the cover as a desktop.
    Type: Application
    Filed: October 24, 2006
    Publication date: July 5, 2007
    Inventors: Allan Villapanda, Tony To, Helena Lam, Cuong Bui
  • Foldable and lockable walker
    Patent number: 5433235
    Abstract: A foldable and lockable walker is disclosed that includes a pair of locking members provided on the cross-brace and cooperatively engaged to the horizontal portion of the side supports. The locking member receives a spring biased pin to lock the side supports against relative movement with respect to the cross-brace.
    Type: Grant
    Filed: November 12, 1993
    Date of Patent: July 18, 1995
    Assignee: Guardian Products, Inc.
    Inventors: Zivko Miric, Leo Zatulovsky, Cuong Bui
  • Adjustable hand grip for orthopedic crutch
    Patent number: 5381813
    Abstract: An adjustable hand grip is provided that can slide along the vertical supports of an orthopedic crutch. The hand grip can be easily fixed to the supports at different vertical elevations to accommodate the user by using a locking member that includes a pin that is biased inwardly into apertures provided on the vertical supports.
    Type: Grant
    Filed: October 27, 1993
    Date of Patent: January 17, 1995
    Assignee: Guardian Products, Inc.
    Inventors: Zivko Miric, Cuong Bui, Stephen J. Eynon
  • Adjustable hand grip for orthopedic crutch
    Patent number: 5291910
    Abstract: An adjustable hand grip that can slide along the vertical supports of an orthopedic crutch is provided. The hand grip can be easily fixed to the supports at different vertical elevations to accommodate the user by providing a sleeve that surrounds and slides over each vertical support. Each sleeve has an aperture that can be aligned with the apertures in the vertical support. A bracket that extends between the vertical supports rigidly connects the sleeves. A locking member for locking the sleeve to a vertical support is provided and comprises a generally U-shaped clamp that surrounds a portion of the sleeve and a pin that can be inserted through aligned apertures in the sleeve and vertical support so that the hand grip is firmly fixed to the vertical support.
    Type: Grant
    Filed: January 8, 1993
    Date of Patent: March 8, 1994
    Assignee: Guardian Products, Inc.
    Inventors: Cuong Bui, Jim R. Schultz