Patents by Inventor Frank Jorn

Frank Jorn 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).

  • Safety control valve for an artificial heart
    Patent number: 4559648
    Abstract: A safety drive for an artificial heart, if the right drive should fail it is simply put out of operation, while if the left drive fails, the right drive, which is still functioning, is switched over to the left circulatory pump and thus serves as a system-internal backup drive.
    Type: Grant
    Filed: June 28, 1984
    Date of Patent: December 24, 1985
    Assignee: Thoratec Laboratories Corporation
    Inventors: Klaus Affeld, Axel Mohnhaupt, Frank Jorn