Patents by Inventor Albert J. Rothman

Albert J. Rothman 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).

  • Tungsten-yttria carbide coating for conveying copper
    Patent number: 5194218
    Abstract: A method is provided for providing a carbided-tungsten-yttria coating on the interior surface of a copper vapor laser. The surface serves as a wick for the condensation of liquid copper to return the condensate to the interior of the laser for revolatilization.
    Type: Grant
    Filed: August 18, 1988
    Date of Patent: March 16, 1993
    Assignee: The United States of America as represented by the United States Department of Energy
    Inventor: Albert J. Rothman