Patents by Inventor Wieland Knopf

Wieland Knopf 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).

  • Flexible implant
    Patent number: 5919233
    Abstract: A flexible implant (1) with a cylinder-like basic form has near its first end (2) an eye-like opening (3), the axis (4) of which runs transversely to the cylinder axis. The implant (1) can be closed to a ring form by guiding the second end (6) through the opening (3), and is thus suitable in particular for the treatment of reflux oesophagitis and/or axial hiatus hernia.
    Type: Grant
    Filed: June 25, 1997
    Date of Patent: July 6, 1999
    Assignee: Ethicon, Inc.
    Inventors: Wieland Knopf, Susanne Landgrebe
  • Implant in particular for the trocar puncture points
    Patent number: 5827325
    Abstract: An implant, in particular for the closure of trocar puncture points, has a flexible, flat base part (1) and a stopper part (2) that starts from one side (3) of the base part (1) and extends in an essentially perpendicular manner relative to the base part (1). The stopper part (2) can be provided with a waist (5) in the vicinity of the base part (1).
    Type: Grant
    Filed: September 13, 1996
    Date of Patent: October 27, 1998
    Assignee: Ethicon, Inc.
    Inventors: Susanne Landgrebe, Wieland Knopf