Patents by Inventor Lu-Long Tsao

Lu-Long Tsao 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: 6999801
    Abstract: A mobile phone with base-detachable hinge structure is provided. The mobile phone compromises a base unit, a display unit, a hinge structure and a protection casing. The hinge structure, which can be attached to and detached from the base unit by means of a fixing device, is detachable from the display unit and the base unit. The design of base-detachable hinge structure in the invention facilitates the assembly and repair of the mobile phone, lest the hinge structures would be damaged during the process of disassembly resulting in discarded base units. As a result, it becomes environmentally friendly that unnecessary waste is reduced and the usefulness of the base unit improved.
    Type: Grant
    Filed: November 14, 2001
    Date of Patent: February 14, 2006
    Assignee: Quanta Computer, Inc.
    Inventors: Yung-Fa Cheng, Lu-Long Tsao, Kuo-Hsiang Wu
  • Patent number: 6768523
    Abstract: A slidably detachable mobile phone display unit, which includes a frame and an outer covering, is provided. The frame has a chamber into which a display panel is fixed whereas the outer covering is jointed to the frame in a slidably detachable way. Among which, the outer covering, which is slidably detachable from the frame, can be replaced easily; the hard and strong structure of the frame supports and protects the display panel from being damaged by hits of external sources. In addition, the frame, being small-sized, light and thin, makes it easier for the users to carry the mobile phones with them. The seamless outer covering features the integral beauty of the mobile phone.
    Type: Grant
    Filed: November 14, 2001
    Date of Patent: July 27, 2004
    Assignee: Quanta Computer, Inc.
    Inventors: Yung-Fa Cheng, Lu-Long Tsao, Kuo-Hsiang Wu
  • Publication number: 20020109802
    Abstract: A slidably detachable mobile phone display unit, which includes a frame and an outer covering, is provided. The frame has a chamber into which a display panel is fixed whereas the outer covering is jointed to the frame in a slidably detachable way. Among which, the outer covering, which is slidably detachable from the frame, can be replaced easily; the hard and strong structure of the frame supports and protects the display panel from being damaged by hits of external sources. In addition, the frame, being small-sized, light and thin, makes it easier for the users to carry the mobile phones with them. The seamless outer covering features the integral beauty of the mobile phone.
    Type: Application
    Filed: November 14, 2001
    Publication date: August 15, 2002
    Inventors: Yung-Fa Cheng, Lu-Long Tsao, Kuo-Hsiang Wu
  • Publication number: 20020111186
    Abstract: A mobile phone with base-detachable hinge structure is provided. The mobile phone compromises a base unit, a display unit, a hinge structure and a protection casing. The hinge structure, which can be attached to and detached from the base unit by means of a fixing device, is detachable from the display unit and the base unit. The design of base-detachable hinge structure in the invention facilitates the assembly and repair of the mobile phone, lest the hinge structures would be damaged during the process of disassembly resulting in discarded base units. As a result, it becomes environmentally friendly that unnecessary waste is reduced and the usefulness of the base unit improved.
    Type: Application
    Filed: November 14, 2001
    Publication date: August 15, 2002
    Inventors: Yung-Fa Cheng, Lu-Long Tsao, Kuo-Hsiang Wu
  • Patent number: 5971332
    Abstract: A wrist pad mounting arrangement which includes an elongated pad, two linkages respectively coupled between two opposite ends of the elongated pad and two opposite lateral sides of a mainframe of a notebook computer for permitting the elongated pad to be moved between a first position, in which the elongated pad is covered on a display unit, and a second position, in which the elongated pad is supported on a front side of the mainframe of the notebook computer in a sloping position for supporting the user's wrists and permitting the display unit to be opened from the mainframe of the notebook computer.
    Type: Grant
    Filed: November 12, 1997
    Date of Patent: October 26, 1999
    Assignee: Inventec Corporation
    Inventors: Der-Jang Sun, Lu-Long Tsao