Patents by Inventor Richard B. Ennis

Richard B. Ennis 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).

  • Compressor
    Patent number: 11773837
    Abstract: A swash plate compressor has bosses on the inner faces of the bridges of its pistons that contact the outer face of the swash plate only between the edges to eliminate wear at the edges and to thereby increase the life of the compressor.
    Type: Grant
    Filed: June 3, 2022
    Date of Patent: October 3, 2023
    Assignee: T/CCI Manufacturing, L.L.C.
    Inventors: Edward M. Arrieta, Richard B. Ennis, Fanglin Zeng, Deguo Weng