Patents by Inventor Morino Gunji

Morino Gunji 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).

  • Active carbon and processes for preparation of same
    Patent number: 5143889
    Abstract: This invention provides a process for preparing active carbon, characterized by activating meso-carbon microbeads derived from coal-type pitch and the active carbon prepared by the process.
    Type: Grant
    Filed: December 20, 1990
    Date of Patent: September 1, 1992
    Assignee: Osaka Gas Company Limited
    Inventors: Kasuh Takahiro, Morino Gunji