Patents by Inventor Edwin W. Johnson, Jr.

Edwin W. Johnson, Jr. 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).

  • Uni-directional rope
    Patent number: 3955467
    Abstract: A rope is formed by using at least four warps running parallel to each other and positioned such that when viewed in cross section, their centers fall on the corners of a square. These parallel warps are held together by bobbin threads passing about diagonally opposite warps. The parallel warps result in minimum elongation of the rope when under tension.
    Type: Grant
    Filed: November 25, 1974
    Date of Patent: May 11, 1976
    Inventor: Edwin W. Johnson, Jr.