Patents by Inventor Michael J. Waide

Michael J. Waide 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).

  • External cardiac massage device
    Patent number: 5399148
    Abstract: An external cardiac massage device comprising a pressure source and a depressor means wherein pressure is transmitted from the pressure source to the sternum via the depressor means in a rhythmic fashion gradually increasing over time to a maximum then decreasing at a like rate while maintaining a minimum residual pressure on the sternum. Graph (A) shows variation in pressure on the sternum over time for ECM applied manually. Graph (B) shows variation in pressure applied by a prior art device. Graph (C) shows variation in pressure applied by a device according to the present invention.
    Type: Grant
    Filed: December 31, 1992
    Date of Patent: March 21, 1995
    Assignee: Baswat Holdings Pty. Ltd.
    Inventors: Michael J. Waide, Patricia A. Waide, Eric L. Cheminant