Patents by Inventor Larry Baer

Larry Baer 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).

  • Metal and graphite mold and method of making a crucible
    Patent number: 9216923
    Abstract: A mold for making a fused silica crucible includes a cylindrical can having an interior bore. A graphite insert is received in the bore and has an upper surface adapted to form the lower surface of the crucible while the interior bore of the can forms the side wall of the crucible. Silica grain is deposited in the mold while it rotates. Bores formed in the can above the insert and in the insert draw air through the silica during fusion.
    Type: Grant
    Filed: July 25, 2011
    Date of Patent: December 22, 2015
    Assignee: Shin-Etsu Quartz Products Co., Ltd.
    Inventors: Katsuhiko Kemmochi, Larry Baer, Carl Hagstrom
  • METAL AND GRAPHITE MOLD AND METHOD OF MAKING A CRUCIBLE
    Publication number: 20130025319
    Abstract: A mold for making a fused silica crucible includes a cylindrical can having an interior bore. A graphite insert is received in the bore and has an upper surface adapted to form the lower surface of the crucible while the interior bore of the can forms the side wall of the crucible. Silica grain is deposited in the mold while it rotates. Bores formed in the can above the insert and in the insert draw air through the silica during fusion.
    Type: Application
    Filed: July 25, 2011
    Publication date: January 31, 2013
    Applicant: HERAEUS SHIN-ETSU AMERICA, INC.
    Inventors: Katsuhiko Kemmochi, Larry Baer, Carl Hagstrom