Patents by Inventor David D. Ogletree

David D. Ogletree 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).

  • Surgical knife with controllably extendable blade and gauge therefor
    Patent number: 4538356
    Abstract: Surgical knife with controllably extendable blade, the blade retained by a blade holder extending through an axial opening in the knife body and connected with a member threadedly retained within the knife body for axial adjustment and also connected to an adjustment knob at the rear end of the knife. Another feature of the knife is a foot configuration which facilitates precise use and control of the knife. Preferably the invention also comprises the knife, as disclosed, in combination with a gauge for visually inspecting blade projection, the gauge indicator consisting of a pair of eccentric circles or portions thereof, the blade projection being measured by comparison with the radial distance between the two circles.
    Type: Grant
    Filed: November 29, 1984
    Date of Patent: September 3, 1985
    Assignee: KOI Associates, Inc.
    Inventors: William R. Knepshield, David D. Ogletree, Nat Sander
  • Surgical knife with controllably extendable blade and gauge therefor
    Patent number: 4499898
    Abstract: Surgical knife with controllably extendable blade, the blade retained by a blade holder extending through an axial opening in the knife body and connected with a member threadedly retained within the knife body for axial adjustment and also connected to an adjustment knob at the rear end of the knife. Another feature of the knife is a foot configuration which facilitates precise use and control of the knife. Preferably the invention also comprises the knife, as disclosed, in combination with a gauge for visually inspecting blade projection, the gauge indicator consisting of a pair of eccentric circles or portions thereof, the blade projection being measured by comparison with the radial distance between the two circles.
    Type: Grant
    Filed: August 23, 1982
    Date of Patent: February 19, 1985
    Assignee: KOI Associates
    Inventors: William R. Knepshield, David D. Ogletree, Nat Sander