Patents by Inventor Frank A. Crossley

Frank A. Crossley 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).

  • Grain refinement of titanium alloys
    Patent number: 4420460
    Abstract: As-cast titanium alloys characterized by fine grain structures are readily produced by inoculation of the alloys prior to or during the casting thereof with small amounts of at least one composition selected from the group consisting of titanium--0.4 to 15 weight percent carbon, titanium--1.4 to 6 weight percent nitrogen and titanium--1.3 to 10 weight percent oxygen.
    Type: Grant
    Filed: December 2, 1982
    Date of Patent: December 13, 1983
    Assignee: Lockheed Missiles & Space Company, Inc.
    Inventor: Frank A. Crossley
  • Cutting board with spikes
    Patent number: D565364
    Type: Grant
    Filed: August 8, 2007
    Date of Patent: April 1, 2008
    Inventors: Frank Crossley, Dena L. Dellinger, Christine E. Guido