Patents by Inventor Hong P. Gao

Hong P. Gao 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).

  • Patent number: 7798388
    Abstract: The present invention relates to a method of diffusion bonding of steel and steel alloys, to fabricate a fluid delivery system of the kind which would be useful in semiconductor processing and in other applications which require high purity fluid handling.
    Type: Grant
    Filed: May 31, 2007
    Date of Patent: September 21, 2010
    Assignee: Applied Materials, Inc.
    Inventors: Mark Crockett, John W. Lane, Vincent Kirchhoff, Marcel E. Josephson, Hong P. Gao, Bhaswan Manjunath
  • Publication number: 20090072009
    Abstract: The present invention relates to diffusion bonding of patterned sheets to form a fluid flow handling structure, and to a method of preventing bonding between a load distribution block and a plate set of stacked sheets during the diffusion bonding process.
    Type: Application
    Filed: October 21, 2008
    Publication date: March 19, 2009
    Inventors: Mark Crockett, John W. Lane, Vincent Kirchhoff, Marcel E. Josephson, Hong P. Gao, Bhaswan Manjunath
  • Publication number: 20090057375
    Abstract: The present invention relates to a method of diffusion bonding sheets of patterned material to fabricate a fluid delivery system; and particularly relates to a method of improving the interior surface roughness of fluid flow conduits formed within the diffusion bonded fluid delivery system structure.
    Type: Application
    Filed: October 21, 2008
    Publication date: March 5, 2009
    Inventors: Mark Crockett, John W. Lane, Vincent Kirchhoff, Marcel E. Josephson, Hong P. Gao, Bhaswan Manjunath
  • Publication number: 20080296351
    Abstract: The present invention relates to a method of diffusion bonding of steel and steel alloys, to fabricate a fluid delivery system of the kind which would be useful in semiconductor processing and in other applications which require high purity fluid handling.
    Type: Application
    Filed: May 31, 2007
    Publication date: December 4, 2008
    Inventors: Mark Crockett, John W. Lane, Vincent Kirchhoff, Marcel E. Josephson, Hong P. Gao, Bhaswan Manjunath
  • Publication number: 20080296354
    Abstract: The present invention relates to stainless steel sheets which would be useful in semiconductor processing and in other applications which require high purity fluid handling. The invention also relates to a method of selecting and processing such sheets.
    Type: Application
    Filed: May 31, 2007
    Publication date: December 4, 2008
    Inventors: MARK CROCKETT, John W. Lane, Vincent Kirchhoff, Marcel E. Josephson, Hong P. Gao, Bhaswan Manjunath