Patents by Inventor Tadahiko Kishi

Tadahiko Kishi 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).

  • Method for crystal growth
    Patent number: 5591260
    Abstract: The invention provides a method for growing GaAs crystals wherein GaAs crystal growth is carried out by means of an equipment by which Indium containing crystals were grown before carrying out the GaAs crystal growth, and the GaAs crystal growth is caused by thermal organic metal decomposition technique using trimethyl gallium as a source of gallium (Ga).
    Type: Grant
    Filed: September 9, 1994
    Date of Patent: January 7, 1997
    Assignee: NEC Corporation
    Inventor: Tadahiko Kishi