Patents by Inventor Tanaka Junichi

Tanaka Junichi 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).

  • Flexible graphite material containing boric acid
    Patent number: 4075114
    Abstract: A process for producing flexible graphite material comprises incorporating expanded graphite material with boric acid, compression molding the resulting mixture and, if desired, heating the resulting molding while under compression. This invention also relates to the flexible graphite material produced by the process.
    Type: Grant
    Filed: March 12, 1976
    Date of Patent: February 21, 1978
    Assignee: Nippon Carbon Co., Ltd.
    Inventors: Toshikatsu Ishikawa, Tanaka Junichi, Haruo Teranishi, Shinichiro Kondo