Patents by Inventor Kevin Hirako

Kevin Hirako 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).

  • Turbine blade cooling system with lower turning vane bank
    Patent number: 11002138
    Abstract: A turbine blade having a base and an airfoil, the base including cooling air inlets and an internal cooling air passageway, and the airfoil including an internal multi-bend heat exchange path beginning at the base and ending at a cooling air outlet at the trailing edge of the airfoil. The airfoil also includes a “skin” that encompasses a tip wall, an inner spar, and a tip flag cooling system.
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: May 11, 2021
    Assignee: Solar Turbines Incorporated
    Inventors: Andrew T. Meier, Nnawuihe Okpara, Stephen Edward Pointon, Hans D. Hamm, Kevin Hirako
  • Turbine blade cooling system with upper turning vane bank
    Patent number: 10815791
    Abstract: A turbine blade having a base and an airfoil, the base including cooling air inlets and an internal cooling air passageway, and the airfoil including an internal multi-bend heat exchange path beginning at the base and ending at a cooling air outlet at the trailing edge of the airfoil. The airfoil also includes a “skin” that encompasses a tip wall, an inner spar, and a tip flag cooling system.
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: October 27, 2020
    Assignee: Solar Turbines Incorporated
    Inventors: Andrew T. Meier, Nnawuihe Okpara, Stephen Edward Pointon, Hans D. Hamm, Kevin Hirako
  • Turbine blade cooling system with tip diffuser
    Patent number: 10718219
    Abstract: A turbine blade having a base and an airfoil, the base including cooling air inlets and an internal cooling air passageway, and the airfoil including an internal multi-bend heat exchange path beginning at the base and ending at a cooling air outlet at the trailing edge of the airfoil. The airfoil also includes a “skin” that encompasses a tip wall, an inner spar, and a tip flag cooling system.
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: July 21, 2020
    Assignee: Solar Turbines Incorporated
    Inventors: Andrew T. Meier, Nnawuihe Okpara, Stephen Edward Pointon, Kevin Hirako
  • TURBINE BLADE COOLING SYSTEM WITH UPPER TURNING VANE BANK
    Publication number: 20190178087
    Abstract: A turbine blade having a base and an airfoil, the base including cooling air inlets and an internal cooling air passageway, and the airfoil including an internal multi-bend heat exchange path beginning at the base and ending at a cooling air outlet at the trailing edge of the airfoil. The airfoil also includes a “skin” that encompasses a tip wall, an inner spar, and a tip flag cooling system.
    Type: Application
    Filed: September 7, 2018
    Publication date: June 13, 2019
    Applicant: Solar Turbines Incorporated
    Inventors: Andrew T. Meier, Nnawuihe Okpara, Stephen Edward Pointon, Hans D. Hamm, Kevin Hirako
  • TURBINE BLADE COOLING SYSTEM WITH TIP DIFFUSER
    Publication number: 20190178089
    Abstract: A turbine blade having a base and an airfoil, the base including cooling air inlets and an internal cooling air passageway, and the airfoil including an internal multi-bend heat exchange path beginning at the base and ending at a cooling air outlet at the trailing edge of the airfoil. The airfoil also includes a “skin” that encompasses a tip wall, an inner spar, and a tip flag cooling system.
    Type: Application
    Filed: September 7, 2018
    Publication date: June 13, 2019
    Applicant: Solar Turbines Incorporated
    Inventors: Andrew T. Meier, Nnawuihe Okpara, Stephen Edward Pointon, Kevin Hirako
  • TURBINE BLADE COOLING SYSTEM WITH LOWER TURNING VANE BANK
    Publication number: 20190178088
    Abstract: A turbine blade having a base and an airfoil, the base including cooling air inlets and an internal cooling air passageway, and the airfoil including an internal multi-bend heat exchange path beginning at the base and ending at a cooling air outlet at the trailing edge of the airfoil. The airfoil also includes a “skin” that encompasses a tip wall, an inner spar, and a tip flag cooling system.
    Type: Application
    Filed: September 7, 2018
    Publication date: June 13, 2019
    Applicant: Solar Turbines Incorporated
    Inventors: Andrew T. Meier, Nnawuihe Okpara, Stephen Edward Pointon, Hans D. Hamm, Kevin Hirako