Patents by Inventor Joseph Bethke

Joseph Bethke 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).

  • Polymer or plastic load bearing surface for cam actuated retractor clamp
    Publication number: 20060211920
    Abstract: The present invention includes a surgical clamp having at least one clamping member and a shaft through the clamping member. A camming member engages a load bearing surface on the shaft where the load bearing surface is constructed from a plastic. As the camming member rotates about an axis of rotation, the camming member engages the load bearing surface to position the clamping member into the clamping position.
    Type: Application
    Filed: March 16, 2005
    Publication date: September 21, 2006
    Applicant: Minnesota Scientific, Inc.
    Inventor: Joseph Bethke