Patents Assigned to The United States of America as represented by the Administrator of the National Aeronautics and Space Administation
  • Structures from low dielectric polyimides
    Patent number: 5338826
    Abstract: A structure which is effective as an electrical insulator or as a transmitter-receiver of electromagnetic energy is prepared by providing a suitable substrate and covering the substrate with an adhering layer of a low dielectric, high temperature, linear aromatic polyimide.
    Type: Grant
    Filed: September 28, 1992
    Date of Patent: August 16, 1994
    Assignee: The United States of America as represented by the Administrator of the National Aeronautics and Space Administation
    Inventors: Anne K. St. Clair, Terry L. St. Clair, William P. Winfree