Patents by Inventor Mahesh K. Vyas

Mahesh K. Vyas 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).

  • Steam resistant optical fiber cable
    Patent number: 5247599
    Abstract: A steam resistant optical fiber cable for use adjacent underground steam ducts in metropolitan locations. The optical fiber cable comprises polyethersulfone loose tubes for enhanced hydrolytic stability and a welded aluminum tube swaged over the fiber core to provide moisture imperviousness. The welded aluminum tube is bonded to the fiber core with an intermediate resin barrier layer to provide resistance to repeated cyclic flexing of the cable.
    Type: Grant
    Filed: June 5, 1992
    Date of Patent: September 21, 1993
    Assignee: Sumitomo Electric Fiber Optics Corp.
    Inventors: Mahesh K. Vyas, Paul E. Neveux, Jr., Eric L. Buckland, Randy G. Schneider