Patents by Inventor Samuel C. Cramer

Samuel C. Cramer 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).

  • Non-conducting ladder
    Publication number: 20020166727
    Abstract: A non-conducting ladder which is light weight, structurally stable and economical is described. The non-conducting ladder comprises a first right stile and a first left stile. A first rung is attached to both the first right stile and the first left stile thereby forming a ladder segment. The non-conducting ladder also comprises second right stile and a second left stile. A first non-conducting connector attaches the first right stile and the second right stile. A second non-conducting connector attaches the first left stile and the second left stile.
    Type: Application
    Filed: May 9, 2001
    Publication date: November 14, 2002
    Inventors: Samuel C. Cramer, Anthony Jay Cook