Patents by Inventor Thomas H. Fitzgerald

Thomas H. Fitzgerald 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).

  • Polymer-densified fillers
    Patent number: 4898898
    Abstract: A method for providing polymer-densified fillers consisting essentially of mixing 100 parts of a silicone polymer with 50 to 500 parts of reinforcing filler or 400 to 5000 parts of extending filler and mixing such blend for an amount of time effective for providing a dense, free-flowing particulate mixture.
    Type: Grant
    Filed: May 19, 1989
    Date of Patent: February 6, 1990
    Assignee: General Electric Company
    Inventors: Thomas H. Fitzgerald, John S. Razzano, Todd R. Stegman