Patents by Inventor Feng Zhou Fang

Feng Zhou Fang 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).

  • Machining method for micro abraders and micro abraders produced thereby
    Patent number: 7591618
    Abstract: A method for manufacturing microabraders by machining a surface of a workpiece, each of the microabraders having a plurality of sides; for each of the microabraders the method comprising: (a) making a plurality of cuts into the surface, the plurality of cuts being in a required sequence around the plurality of sides to form a microabrader of a required shape; (b) the plurality of cuts being of progressively reducing depth such that a final cut is of a smallest depth of all the cuts; (c) the plurality of cuts, the required sequence and the progressively reducing depth being selected to provide material of the workpiece to support the microabrader until machining is completed.
    Type: Grant
    Filed: February 25, 2004
    Date of Patent: September 22, 2009
    Assignee: Agency for Science, Technology and Research
    Inventor: Feng Zhou Fang