Patents by Inventor Louis Arpad Joo'

Louis Arpad Joo' 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).

  • Granular disc joints for lengthwise graphitization
    Patent number: 4086380
    Abstract: A pad of conductive material composed of particulate carbon and an organic binder is provided which acts as a spacer between coaxially placed carbon electrode columns when they are subjected to resistance heating by passing electric current lengthwise through the columns from electrodes held against the ends thereof.
    Type: Grant
    Filed: November 4, 1976
    Date of Patent: April 25, 1978
    Assignee: Great Lakes Carbon Corporation
    Inventors: Leslie Harrisville Juel, Louis Arpad Joo', Kenneth Wayne Tucker