Patents by Inventor James Granville Miller

James Granville Miller 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).

  • Lung exercise device
    Patent number: 4010946
    Abstract: An improved "blow bottle" for forced expiration exercise wherein liquid is blown from one container to a higher container and then automatically returned to the first container when filled by a siphon whose priming operation is facilitated and rendered more reliable by an umbrella check valve.
    Type: Grant
    Filed: November 24, 1975
    Date of Patent: March 8, 1977
    Assignee: Owens-Illinois, Inc.
    Inventor: James Granville Miller