Patents by Inventor Ralph E. Shrum

Ralph E. Shrum 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).

  • Connectorized optical fiber cable reel
    Patent number: 5335874
    Abstract: Disclosed is an improved cable reel having a dismountable end flange mounted on the same side of the hub as a fixed annular flange. The reel can be rolled on the annular flange when the dismountable flange is removed.
    Type: Grant
    Filed: November 20, 1992
    Date of Patent: August 9, 1994
    Assignee: Siecor Corporation
    Inventors: Ralph E. Shrum, David C. Hall