Patents by Inventor Thomas Joseph Wilmering

Thomas Joseph Wilmering 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).

  • Left ventricle valve
    Patent number: 6053896
    Abstract: The instant invention is directed to a left ventricle valve for use in a left ventricle drain line. The left ventricle valve includes a unidirectional check valve having duckbill valve portion and a flange portion to movably cover vacuum vent openings. The vacuum vent openings are parallel to the flow passage of the left ventricle valve. The valve also has a pressure relief opening. The invention further contemplates the valve in an extracorporeal circuit for draining the left ventricle of a heart.
    Type: Grant
    Filed: May 1, 1998
    Date of Patent: April 25, 2000
    Assignee: Cobe Cardiovascular Operating Co., Inc.
    Inventors: David W. Wilson, Kevin J. Kollar, Thomas Joseph Wilmering, Nicholas Scott Zeiman, David J. Giarracco