Patents by Inventor Craig R. Roush

Craig R. Roush 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).

  • Inhalation mask
    Patent number: D300473
    Type: Grant
    Filed: April 25, 1986
    Date of Patent: March 28, 1989
    Assignee: Cavan Corporation
    Inventor: Craig R. Roush