Patents by Inventor Frederick James Garod Bowler

Frederick James Garod Bowler 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).

  • Pneumatic device
    Patent number: 6764391
    Abstract: A powder, such as an abrasive powder, is delivered from a pressure vessel having an outlet in the floor communicating with a flow of pressurized gas. A container of the particulate material is located within the pressure vessel and has an outlet to dispense small portions of the particulate material. The material in the container is at substantially the same pressure as that in the pressure vessel itself.
    Type: Grant
    Filed: August 19, 2002
    Date of Patent: July 20, 2004
    Assignee: Medivance Instruments Limited
    Inventors: Sidney Grant, Roger Lawrence Beale, Raghuvir Ishwarbhai Patel, Frederick James Garod Bowler