Patents by Inventor Karl B. Ousterhout

Karl B. Ousterhout 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: 4320581
    Abstract: A level mechanism, and a method of utilization thereof, are disclosed that provide for completely accurate angular placement of workpieces in operative association with the machine tool in a simple manner, even if the machine tool work surface is not itself level. A frame is provided having an elongated straight edge portion, a spirit level tube, a first annular member having first indicia formed thereon, and a second annular member having second indicia formed thereon. Actuators are associated with each of the annular members.
    Type: Grant
    Filed: May 29, 1980
    Date of Patent: March 23, 1982
    Assignee: Potomac Applied Mechanics, Inc.
    Inventor: Karl B. Ousterhout