Patents by Inventor Michael Ioumchtyk

Michael Ioumchtyk 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).

  • Magnetron sputtering method and apparatus
    Patent number: 6193853
    Abstract: An elongate emitter is used as a cathode to coat material onto a cylindrical workpiece by magnetron sputterinig. Where the inside surface of the workpiece is coated, the workpiece itself is used as the vacuum sputtering chamber. The overlap between the plasma field and the magnetic field creates a coating zone which is moved along the length of the workpiece to evenly coat the workpicce.
    Type: Grant
    Filed: February 25, 1999
    Date of Patent: February 27, 2001
    Assignee: Cametoid Limited
    Inventors: Gennady Yumshtyk, Michael Ioumchtyk