Patents by Inventor Takashi Onizaki

Takashi Onizaki 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).

  • Kneader
    Patent number: 7624939
    Abstract: A kneader includes a casing with a papermaking material supply opening and a papermaking material outlet located below the papermaking material supply opening; at least first, second, third and fourth rotational shafts provided inside the casing; first blades attached to the first rotational shaft; second blades attached to the second rotational shaft; third blades attached to the third rotational shaft; and fourth blades attached to the fourth rotational shaft. The first rotational shaft and the second rotational shaft are located at the same height and are arranged parallel to each other, and the third rotational shaft and the fourth rotational shaft are located at the same height and are arranged parallel to each other. The third rotational shaft is located under the first rotational shaft and the fourth rotational shaft is located under the second rotational shaft, respectively.
    Type: Grant
    Filed: September 13, 2007
    Date of Patent: December 1, 2009
    Assignees: Nippon Paper Industries Co., Ltd., Aikawa Iron Works Co., Ltd.
    Inventors: Mitsuhiro Sugino, Takashi Onizaki, Isao Aoki, Hisashi Iwabuchi, Yoshihiko Aikawa
  • Kneader
    Publication number: 20080078853
    Abstract: A kneader includes a casing with a papermaking material supply opening and a papermaking material outlet located below the papermaking material supply opening; at least first, second, third and fourth rotational shafts provided inside the casing; first blades attached to the first rotational shaft; second blades attached to the second rotational shaft; third blades attached to the third rotational shaft; and fourth blades attached to the fourth rotational shaft. The first rotational shaft and the second rotational shaft are located at the same height and are arranged parallel to each other, and the third rotational shaft and the fourth rotational shaft are located at the same height and are arranged parallel to each other. The third rotational shaft is located under the first rotational shaft and the fourth rotational shaft is located under the second rotational shaft, respectively.
    Type: Application
    Filed: September 13, 2007
    Publication date: April 3, 2008
    Applicants: NIPPON PAPER INDUSTRIES CO., LTD, AIKAWA IRON WORKS CO., LTD
    Inventors: Mitsuhiro Sugino, Takashi Onizaki, Isao Aoki, Hisashi Iwabuchi, Yoshihiko Aikawa