Patents by Inventor Dustin Joseph Frohnapfel

Dustin Joseph Frohnapfel 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).

  • Publication number: 20210215168
    Abstract: A boost compressor assembly may comprise an outer annular structure and a plurality of blades. Each blade in the plurality of blades may be moveably coupled to the outer annular structure. The plurality of blades may be configured to deploy in response to the boost compressor assembly rotating. The plurality of blades may be configured to retract when the boost compressor assembly stops rotating.
    Type: Application
    Filed: January 14, 2020
    Publication date: July 15, 2021
    Applicant: UNITED TECHNOLOGIES CORPORATION
    Inventors: Christopher Britton Greene, Dustin Joseph Frohnapfel