Patents by Inventor Roy J. Roy

Roy J. Roy 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: D422958
    Type: Grant
    Filed: September 15, 1999
    Date of Patent: April 18, 2000
    Assignee: PACCAR Inc
    Inventors: Scott M. Conway, Louis D. Heilaneh, Roy J. Roy