Patents by Inventor Joseph Conrad Holzer

Joseph Conrad Holzer 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).

  • SYNTHETIC LINED CRUCIBLE ASSEMBLY FOR CZOCHRALSKI CRYSTAL GROWTH
    Publication number: 20190203377
    Abstract: A method of manufacturing a crucible assembly having a shell and a liner is disclosed. The method includes forming the shell using a casting process. The shell includes silica and has an inner surface and an outer surface. The method also includes forming the liner on the inner surface of the shell. The liner is formed of synthetic silica.
    Type: Application
    Filed: December 21, 2018
    Publication date: July 4, 2019
    Inventors: Arash Mehdizadeh Dehkordi, Joseph Conrad Holzer
  • HYBRID CRUCIBLE ASSEMBLY FOR CZOCHRALSKI CRYSTAL GROWTH
    Publication number: 20190078231
    Abstract: A crucible assembly for growing a crystal ingot using a Czochralski process includes an outer crucible and an inner crucible. The inner crucible is disposed within the outer crucible and has a channel configured for fluid communication between the outer crucible and the inner crucible. The inner crucible is an arc-fused crucible and the outer crucible is a cast crucible.
    Type: Application
    Filed: September 7, 2018
    Publication date: March 14, 2019
    Inventors: Arash Mehdizadeh Dehkordi, Joseph Conrad Holzer