Patents by Inventor Terry L. Sanderson

Terry L. Sanderson 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 cannula
    Patent number: 4863439
    Abstract: A cosmetic surgical cannula includes lightweight and less cumbersome handle means which also loosen for cleaning, but which lock securely through bonded and tight fitting engagement, as well as circumferential gripping to the surgical cannula, as disclosed.
    Type: Grant
    Filed: November 2, 1987
    Date of Patent: September 5, 1989
    Assignee: S. Robert Kovac
    Inventor: Terry L. Sanderson