Patents by Inventor Ronald L. Ihrie

Ronald L. Ihrie 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).

  • Combined bicycle sprocket and chain guard
    Patent number: D266558
    Type: Grant
    Filed: January 10, 1980
    Date of Patent: October 19, 1982
    Assignee: The Murray Ohio Manufacturing Co.
    Inventors: John D. Breen, Ronald L. Ihrie