Patents by Inventor Ken-ichiro Sugimori

Ken-ichiro Sugimori 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).

  • Smoke filter material and use thereof
    Patent number: 4246009
    Abstract: A smoke filter for removing injurious components from the smoke. Comprises a fiber matrix in conjunction with a water-swellable synthetic mica. The fiber matrix may be made of cellulose acetate, regenerated cellulose, or the like. The water-swellable synthetic mica is of the general formulaW.sub.1/3 to 1 (X,Y).sub.2.5 to 3 (Si.sub.4 O.sub.10)F.sub.2wherein W is Na or Li cation, and X and Y represent 6-coordinate ions, for example, Mg and Li. Suitable synthetic micas include Na-tetrasilicic mica, Na-taeniolite, Li-taeniolite, Na-hectorite, and Li-hectorite.
    Type: Grant
    Filed: July 17, 1978
    Date of Patent: January 20, 1981
    Assignees: Daicel Ltd., Goseikagaku Institute Ltd.
    Inventors: Hideo Sawada, Motoharu Kotani, Koji Sato, Toichiro Izawa, Ken-ichiro Sugimori, Akisato Katanosaka