Patents by Inventor Edward K. DROWN

Edward K. DROWN 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).

  • Polishing apparatus for smoothing diamonds
    Patent number: 11897087
    Abstract: A polishing apparatus is provided. Another aspect pertains to a self-leveling polishing apparatus for smoothing diamonds. Yet another aspect of the present system uses a ball and swivel joint in a diamond polishing machine. A further aspect employs a polishing apparatus including a diamond-holder, an elongated arm using gravity to apply downward polishing pressure of the diamond workpiece against a polishing wheel, and a sweeping transmission to cause the holder to radially move across the rotating polishing wheel.
    Type: Grant
    Filed: March 9, 2022
    Date of Patent: February 13, 2024
    Assignees: Board of Trustees of Michigan State University, Fraunhofer USA
    Inventors: Aaron Hardy, Timothy A. Grotjohn, Edward K. Drown, Michael Becker
  • POLISHING APPARATUS FOR SMOOTHING DIAMONDS
    Publication number: 20230286102
    Abstract: A polishing apparatus is provided. Another aspect pertains to a self-leveling polishing apparatus for smoothing diamonds. Yet another aspect of the present system uses a ball and swivel joint in a diamond polishing machine. A further aspect employs a polishing apparatus including a diamond-holder, an elongated arm using gravity to apply downward polishing pressure of the diamond workpiece against a polishing wheel, and a sweeping transmission to cause the holder to radially move across the rotating polishing wheel.
    Type: Application
    Filed: March 9, 2022
    Publication date: September 14, 2023
    Applicants: Board of Trustees of Michigan State University, Fraunhofer USA
    Inventors: Aaron HARDY, Timothy A. GROTJOHN, Edward K. DROWN, Michael BECKER