Patents by Inventor Phillip Harold Monaghan

Phillip Harold Monaghan 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).

  • Unidirectionally solidified cast article and method of making
    Patent number: 6217286
    Abstract: A cast superalloy article having a unidirectional crystal structure that is substantially defect free with primary dendrite arm spacing greater than 150 &mgr;m is provided. The unidirectional crystalline microstructure comprises a longitudinal columnar structure aligned parallel with the direction of solidification where said columnar structure is a single crystal or polycrystals or mixtures thereof.
    Type: Grant
    Filed: June 26, 1998
    Date of Patent: April 17, 2001
    Assignee: General Electric Company
    Inventors: Shyh-Chin Huang, Phillip Harold Monaghan, Ji-Cheng Zhao, Michael Francis Xavier Gigliotti, Jr.