Patents by Inventor Mahesh K. R. Vyas

Mahesh K. R. 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).

  • Plastics packaged optical fibres
    Patent number: 4756600
    Abstract: A design of plastics packaged glass optical fibre in which the plastics packaging consists of a urethane acrylate primary coating, a silicone rubber secondary coating and a nylon tertiary coating, the three coatings coacting to provide a pair of substantially decoupled mechanical filters.
    Type: Grant
    Filed: July 14, 1986
    Date of Patent: July 12, 1988
    Assignee: STC PLC
    Inventors: Melvin M. Ramsay, Mahesh K. R. Vyas, Stuart R. Barnes
  • Method of a forming a secondary coating on an optical fiber
    Patent number: 4671905
    Abstract: A stable secondary coating, for example of nylon, is applied to a primary coated optical fiber by a process including high-speed (.gtoreq.100 meters per minute) extrusion of the secondary coating material, cooling of the extruded material by quenching in cold water at a position up to four meters from the extruder crosshead, and subsequent annealing to increase the density of the extruded and quenched material.
    Type: Grant
    Filed: May 2, 1985
    Date of Patent: June 9, 1987
    Assignee: International Standard Electric Corporation
    Inventor: Mahesh K. R. Vyas