Patents by Inventor Ludwig A. Wettermann

Ludwig A. Wettermann 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: 4261346
    Abstract: An endoscope having three offset sheaths of which one terminates in the ocular of a telescope lens system included in the instrument, the sheaths being so arranged with the instrument as a whole as to reduce fatigue in the bicep and deltoid muscles of the surgeon.
    Type: Grant
    Filed: November 23, 1979
    Date of Patent: April 14, 1981
    Assignee: Richard Wolf Medical Instruments Corporation
    Inventor: Ludwig A. Wettermann
  • Patent number: 4155452
    Abstract: A surgical accessory equipment housing having mounting pads at the lower corners which permit stacking of a plurality of such housings by serving as a non-slip support for the bottom housing and as an interlocked spacer between the stacked housings. Each pad has a right angular foot which engages the upper corner of a subjacent housing with spacer ribs disposed between the housings. The bottom housing rests on a flat surface, supported by the four feet of its mounting pads.
    Type: Grant
    Filed: January 9, 1978
    Date of Patent: May 22, 1979
    Assignee: Richard Wolf Medical Instruments Corporation
    Inventors: Ludwig A. Wettermann, William F. Auer
  • Patent number: D250480
    Type: Grant
    Filed: February 11, 1977
    Date of Patent: December 5, 1978
    Assignee: Richard Wolf Medical Instruments Corporation
    Inventors: Ludwig A. Wettermann, Peter H. Wettermann
  • Patent number: D252282
    Type: Grant
    Filed: December 23, 1977
    Date of Patent: July 3, 1979
    Assignee: Richard Wolf Medical Instruments Corporation
    Inventors: Ludwig A. Wettermann, William F. Auer