Patents by Inventor Kazuyuki Fukano

Kazuyuki Fukano 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: 4140653
    Abstract: In an apparatus for liquid chromatography the improvement which comprises a chromatographic column packed with a solid packing material comprising porous silica gel particles, having a specific surface area of 5 to 1500 m.sup.2 /g, an average pore diameter of 20 to 2000 A and a crosslinked polymer selected from the group consisting of polystyrene, sulfonated polystyrene, polymethyl methacrylate and polyacrylonitrile coating the surface of the fine holes of the porous silica gel particles in an amount of 5 to 50 wt.% of the polymer to silica gel particles, wherein said crosslinked polymer does not contain any extractable polymer.
    Type: Grant
    Filed: October 6, 1977
    Date of Patent: February 20, 1979
    Assignee: Toyo Soda Manufacturing Co., Ltd.
    Inventors: Shinichi Imura, Kazuyuki Fukano
  • Patent number: 4045353
    Abstract: A chromatography solid support which is prepared by immersing a microporous inorganic substrate in a radiation-polymerizable monomer and subjecting said monomer to high energy radiation to produce a radiation-induced polymerization of the polymerizable monomer is disclosed.
    Type: Grant
    Filed: January 24, 1975
    Date of Patent: August 30, 1977
    Assignee: Toyo Soda Manufacturing Co., Ltd.
    Inventors: Yujiro Kosaka, Masaru Uemura, Tsutomu Hashimoto, Kazuyuki Fukano