Patents by Inventor Koji Ishimori

Koji Ishimori 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).

  • Patent number: 6309446
    Abstract: Activated carbon having a specific surface area of 700 to 1,500 m2/g, a pore volume of pores having a pore diameter of 10 nm or less of 0.20 to 0.8 cc/g, a proportion of a pore volume of pores having a pore diameter of 0.6 to 0.8 nm to a pore volume of pores having a pore diameter of 10 nm or less of 75% by volume or more, a grain bulk density of 0.4 to 1.1 g/cc, a packing density of 0.30 to 0.70 g/cc, an ash content of 1.0% or less, and a tensile strength of activated carbon grains of 30 kg/cm2 or more.
    Type: Grant
    Filed: August 16, 1999
    Date of Patent: October 30, 2001
    Assignees: Kanebo, Ltd., Takachibo Chemical Industry Co., Ltd.
    Inventors: Tsutomu Nakanoya, Yuji Shibsawa, Kazuhiro Hasumi, Koji Ishimori, Satoshi Ibaraki, Akira Takauchi