Patents by Inventor Joseph R. Quiroz

Joseph R. Quiroz 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).

  • Patent number: D249467
    Type: Grant
    Filed: October 20, 1976
    Date of Patent: September 19, 1978
    Assignee: Schlage Lock Company
    Inventors: Richard E. Jones, Joseph R. Quiroz