Patents by Inventor Gerald Peter Backer

Gerald Peter Backer 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 simulating casting defects and microstructures of castings
    Patent number: 8355894
    Abstract: Systems for predicting casting defects and microstructure in suppliers/vendors' castings for part/system durability analysis without knowing the details of the casting layout and casting gating and riser design as well as casting process parameters are provided. The systems involve the use of an integrated pore growth and interdendritic flow model. Methods of predicting casting defects and microstructures of a part without knowing the details of the casting layout and casting gating and riser design as well as casting process parameters and articles of manufacture are also provided.
    Type: Grant
    Filed: December 16, 2009
    Date of Patent: January 15, 2013
    Assignee: GM Global Technology Operations LLC
    Inventors: Qigui Wang, Gerald Peter Backer, Daniel L. Metzger
  • Method for simulating casting defects and microstructures of castings
    Publication number: 20110144788
    Abstract: Systems for predicting casting defects and microstructure in suppliers/vendors' castings for part/system durability analysis without knowing the details of the casting layout and casting gating and riser design as well as casting process parameters are provided. The systems involve the use of an integrated pore growth and interdendritic flow model. Methods of predicting casting defects and microstructures of a part without knowing the details of the casting layout and casting gating and riser design as well as casting process parameters and articles of manufacture are also provided.
    Type: Application
    Filed: December 16, 2009
    Publication date: June 16, 2011
    Applicant: GM GLOBAL TECHNOLOGY OPERATIONS, INC.
    Inventors: Qigui Wang, Gerald Peter Backer, Daniel L. Metzger