Patents by Inventor Bernhard Wilhelm Geziena Nicolaas Klaassen

Bernhard Wilhelm Geziena Nicolaas Klaassen 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: 7658712
    Abstract: A speculum (1) for internal examination of a body cavity such as a vagina (25), comprising at least two spoons (3,4), each comprising a spoon blade that can be inserted in the body cavity (25), which spoons (3,4) attached to one another via a hinge pin (7) and are hingeable between a closed position in which the spoon blades (3,4) are essentially in contact with one another and a spread position in which the spoon blades (3,4) are some distance apart, and at least one operating handle (5) which is located outside the body cavity (25) during use, a body rest being provided which, in conjunction with the operating handle (5), effects spreading of the spoon blades.
    Type: Grant
    Filed: December 22, 2000
    Date of Patent: February 9, 2010
    Assignee: Comfortpat B.V.
    Inventors: Bernhard Wilhelm Geziena Nicolaas Klaassen, Rita-Helene Holseng Klaassen