Patents by Inventor Ashwin Sreekant Raghavan

Ashwin Sreekant Raghavan 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).

  • Solid-state welding of coarse grain powder metallurgy nickel-based superalloys
    Patent number: 10718041
    Abstract: A method for welding a first powder metallurgical (PM) part to a second powder metallurgical (PM) part includes: working a first face of the first PM part; working a first face of the second PM part; and friction welding the first face of the first part to the first face of the second part.
    Type: Grant
    Filed: June 26, 2017
    Date of Patent: July 21, 2020
    Assignee: Raytheon Technologies Corporation
    Inventors: Ashwin Sreekant Raghavan, Kenneth A. Frisk, Max A. Kaplan, Mario P. Bochiechio, Michael A. Czywczynski
  • Solid-State Welding of Coarse Grain Powder Metallurgy Nickel-Based Superalloys
    Publication number: 20180371594
    Abstract: A method for welding a first powder metallurgical (PM) part to a second powder metallurgical (PM) part includes: working a first face of the first PM part; working a first face of the second PM part; and friction welding the first face of the first part to the first face of the second part.
    Type: Application
    Filed: June 26, 2017
    Publication date: December 27, 2018
    Inventors: Ashwin Sreekant Raghavan, Kenneth A. Frisk, Max A. Kaplan, Mario P. Bochiechio, Michael A. Czywczynski
  • Blaze cladding for direct metal laser sintered materials
    Patent number: 8124245
    Abstract: A direct metal laser sintered material including a substrate formed from a laser sintering process, the substrate having at least one surface, and a cladding material brazed onto at least a portion of the surface.
    Type: Grant
    Filed: May 7, 2010
    Date of Patent: February 28, 2012
    Assignee: General Electric Company
    Inventors: David Edwin Budinger, Ronald Lance Galley, Ashwin Sreekant Raghavan, David Allen Kastrup
  • BLAZE CLADDING FOR DIRECT METAL LASER SINTERED MATERIALS
    Publication number: 20100221567
    Abstract: A direct metal laser sintered material including a substrate formed from a laser sintering process, the substrate having at least one surface, and a cladding material brazed onto at least a portion of the surface.
    Type: Application
    Filed: May 7, 2010
    Publication date: September 2, 2010
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: David Edwin Budinger, Ronald Lance Galley, Ashwin Sreekant Raghavan, David Allen Kastrup