Patents Represented by Attorney Patrick Keane

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  • Method and apparatus for measuring resistivity of geometrically undefined materials
    Patent number: 5442298
    Abstract: The present invention relates to an apparatus and method for measuring electrical characteristics of materials having undefined geometries in an accurate and reproducible manner. Generally speaking, electrical characteristics such as conductivity and resistance are measured by compressing the material with a predetermined force or pressure in a controlled manner to provide reproducible results.
    Type: Grant
    Filed: March 30, 1993
    Date of Patent: August 15, 1995
    Inventor: On-Kok Chang