Patents by Inventor Robert J. Cho

Robert J. Cho 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: 4748973
    Abstract: A pneumatic massage device for applying suction to the skin including a suction cup member, a solenoid operated needle valve and a solenoid operated vacuum pump is provided. A pair of positioning straps are attached to the suction cup member to facilitate a person positioning the suction cup member on any desired area of his body without the assistance of another person. Each strap includes a form-fitted handle with a push-button switch to independently control the needle valve and vacuum pump.
    Type: Grant
    Filed: February 2, 1987
    Date of Patent: June 7, 1988
    Inventor: Robert J. Cho