Patents by Inventor Da-Juan Shih

Da-Juan Shih 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).

  • Electrical connector design and contact geometry and method of use thereof and methods of fabrication thereof
    Patent number: 7172431
    Abstract: A probe or an electrical connector comprises a substrate with a surface having a plurality of electrical contact locations. A shaped elongated electrical conductor has a first end coupled to one of the electrical contact locations and a second end thereof which projects away from the electrical contact location and through an aperture in a sheet of material. The sheet is disposed to be spaced apart from the surface of the substrate. At the second end of the elongated electrical conductor there is a tip structure, which is larger than the aperture in the sheet of material. The tip structure has a pointed portion thereof. The tip structure is disposed against contact locations of a contact surface.
    Type: Grant
    Filed: August 27, 2004
    Date of Patent: February 6, 2007
    Assignee: International Business Machines Corporation
    Inventors: Brian S. Beaman, George Liang-Tai Chiu, Keith Fogel, Paul A. Lauro, Daniel P. Morris, Da-Juan Shih