Patents by Inventor Alvin W. Trivelpiece

Alvin W. Trivelpiece 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).

  • Blackbody material
    Patent number: 5313325
    Abstract: A light emitting article comprises a composite of carbon-bonded carbon fibers, prepared by: blending carbon fibers with a carbonizable organic powder to form a mixture; dispersing the mixture into an aqueous slurry; vacuum molding the aqueous slurry to form a green article; drying and curing the green article to form a cured article; and, carbonizing the cured article at a temperature of at least about 1000.degree. C. to form a carbon-bonded carbon fiber light emitting composite article having a bulk density less than 1 g/cm.sup.3.
    Type: Grant
    Filed: June 10, 1993
    Date of Patent: May 17, 1994
    Assignee: Martin Marietta Energy Systems, Inc.
    Inventors: Robert J. Lauf, Clyde Hamby, Jr., M. Alfred Akerman, Alvin W. Trivelpiece