Patents by Inventor Jeffrey W. Simpson

Jeffrey W. Simpson 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).

  • Composite structure and devices made from same and method
    Patent number: 6329069
    Abstract: A composite structure comprising a body having a surface and cladding covering at least a part of said surface of the body and being in intimate contact with the surface. The body and cladding are formed of different materials.
    Type: Grant
    Filed: July 24, 1997
    Date of Patent: December 11, 2001
    Assignee: Surface Genesis, Inc.
    Inventors: Gholam Reza Zadno Azizi, Raj Subramaniam, Mir A. Imran, Jeffrey W. Simpson
  • Process for the manufacture of metal tubes
    Patent number: 5709021
    Abstract: A seamless metal tube is made by elongating an assembly of a tube blank and a metal core by mechanical working, and then stretching the core plastically so that it diminishes in diameter sufficiently to permit its removal from the tube. The core metal is preferably a shape memory alloy.
    Type: Grant
    Filed: May 11, 1994
    Date of Patent: January 20, 1998
    Assignee: Memry Corp.
    Inventors: John A. DiCello, Bhupinder S. Minhas, Jeffrey W. Simpson, Rajendra S. Cornelius, John D. Harrison
  • Annular tube-like driver
    Patent number: 4754538
    Abstract: Annular tube-like driver for insertion into a tube insert which in turn is inserted into a tube. The driver is made of a shape-memory alloy which is capable of placing the tube insert in firm engagement with the inside of the tube.
    Type: Grant
    Filed: January 16, 1987
    Date of Patent: July 5, 1988
    Assignee: Raychem Corporation
    Inventors: John B. Stewart, Jr., Laszlo Szalvay, Bernard de Brunier, Jeffrey W. Simpson
  • Annular tube-like driver
    Patent number: 4637436
    Abstract: Annular tube-like driver for insertion into a tube insert which in turn is inserted into a tube. The driver is made of a shape-memory alloy which is capable of placing the tube insert in firm engagement with the inside of the tube.
    Type: Grant
    Filed: November 5, 1985
    Date of Patent: January 20, 1987
    Assignee: Raychem Corporation
    Inventors: John B. Stewart, Jr., Laszlo Szalvay, Bernard de Brunier, Jeffrey W. Simpson