Patents by Inventor Wayne G. Johnson

Wayne G. Johnson 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: 8529529
    Abstract: A placental blood extractor consists of an outside box having plurality of plastic bags for compressing the placenta and mounted to the top of the box. The lower part of the box has possibility to use several different circularly movable plates for mechanically facilitating the flow of the blood in the collecting veins on the fetal side of the placentas toward the central main umbilical cord vein. The box has an opening in the central lower part of the box and the lower area mechanical tray for the umbilical cord to exit the box. Blood is collected from umbilical cord and is to be collected into commercial collection bags. The area of the bag for collection of blood may be under negative pressure to facilitate the collection of blood but also gravity force may be used for that purpose. Both, the first part with the compression chambers as well as the second part, the Collector of Blood have pumps and manometers controlled by computer in their operations.
    Type: Grant
    Filed: September 28, 2010
    Date of Patent: September 10, 2013
    Inventors: Branimir L. Horvat, Nevenka Horvat, Wayne G. Johnson
  • Patent number: 5287569
    Abstract: A portable shower includes a rectilinear framework of a generally parallelepiped construction, having a flexible shower curtain securable thereabout, as well as an underlying floor shield and floor plate structure. The shower apparatus includes a heating assembly arranged to include a reservoir having a heating source effecting heating of fluid within the reservoir and an electric pump to direct fluid through the rectilinear framework to an overlying shower head.
    Type: Grant
    Filed: November 9, 1992
    Date of Patent: February 22, 1994
    Inventor: Wayne G. Johnson