Patents by Inventor David E Paredes

David E Paredes 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).

  • Multitube pilot injector having a split airflow for a gas turbine engine
    Patent number: 12247741
    Abstract: An injector for a combustor of a gas turbine engine is provided with a plurality of air/fuel mixing tubes divided into radially outer and radially inner subsets of air/fuel mixing tubes with a first fuel manifold in fluid communication with the radially outer subset of air/fuel mixing tubes and a second fuel manifold in fluid communication with the radially inner subset of air/fuel mixing tubes. Each of the air/fuel mixing tubes of the radially outer subset of air/fuel mixing tubes includes a substantially quadrilateral cross-sectional profile, and each of the air/fuel mixing tubes of the radially inner subset of air/fuel mixing tubes includes a substantially circular cross-sectional profile.
    Type: Grant
    Filed: November 3, 2022
    Date of Patent: March 11, 2025
    Assignee: Power Systems Mfg., LLC
    Inventors: Bryan Kalb, Matthew Yaquinto, Gene Chong, David E Paredes, James Brackett, Gregory Vogel, Hany Rizkalla, Bernard Tam Yen Sam, Ramesh Keshava-Bhattu, Fred Hernandez, Joshua R. Mcnally