Patents by Inventor Dave S. Oak

Dave S. Oak 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).

  • Surface finish roughness measurement
    Patent number: 7630086
    Abstract: A method comprises generating a data set comprising first surface roughness data from a first orientation and second surface roughness data from a second orientation and determining a roughness bias parameter from the first surface roughness data and the second surface roughness data.
    Type: Grant
    Filed: January 16, 2007
    Date of Patent: December 8, 2009
    Assignee: KLA-Tencor Corporation
    Inventors: Dave S. Oak, Tri Do, Ronny Soetarman, Steven W. Meeks, Vamsi Velidandla