Patents by Inventor Leo Christodoulou

Leo Christodoulou 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).

  • METHODS FOR ADDITIVE MANUFACTURING WITH MASTICATED PARTICLES
    Publication number: 20200246870
    Abstract: A method of additively manufacturing a part is provided. The method includes flowing masticated particles through a deposition nozzle of a directed energy deposition additive manufacturing apparatus. Each particle of the masticated particles includes a surface formed by at least angular facets. The method also includes melting the masticated particles exiting the deposition nozzle with a directed energy source of the directed energy deposition additive manufacturing apparatus so as to form the part.
    Type: Application
    Filed: February 5, 2019
    Publication date: August 6, 2020
    Inventors: Catherine J. PARRISH, Eric Bol, Leo Christodoulou
  • Joint assemblies and method of inspecting thereof
    Patent number: 9336588
    Abstract: A joint assembly is provided. The joint assembly includes a first component including a first bond surface and a second component including a second bond surface coupled to the first bond surface such that a bond line is defined therebetween. At least one of the first and second components includes a plurality of contrast particles that diffuse across the bond line when a predetermined amount of heat and pressure are applied to the first and second components.
    Type: Grant
    Filed: October 1, 2014
    Date of Patent: May 10, 2016
    Assignee: The Boeing Company
    Inventors: Phillip Crothers, Leo Christodoulou
  • JOINT ASSEMBLIES AND METHOD OF INSPECTING THEREOF
    Publication number: 20160098826
    Abstract: A joint assembly is provided. The joint assembly includes a first component including a first bond surface and a second component including a second bond surface coupled to the first bond surface such that a bond line is defined therebetween. At least one of the first and second components includes a plurality of contrast particles that diffuse across the bond line when a predetermined amount of heat and pressure are applied to the first and second components.
    Type: Application
    Filed: October 1, 2014
    Publication date: April 7, 2016
    Inventors: Phillip Crothers, Leo Christodoulou