Patents by Inventor Chiharu Kageyama

Chiharu Kageyama 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).

  • Image forming apparatus
    Patent number: 10162306
    Abstract: An exhaust duct provided on a back surface side of an image forming apparatus, and including a plurality of air ducts through which air inside the apparatus is exhausted toward outside the apparatus, a plurality of filters provided in the plurality of air ducts, respectively, and which removes a fine particle included in the air exhausted through the air ducts, and a filter case that houses the plurality of filters in a manner that the filters are able to be taken out from the filter case are included, and the filter case is provided in a drawable manner to one of side surface sides in a right and left direction or to an upper surface side in an up and down direction of the image forming apparatus, from a front surface side to a back surface side of the image forming apparatus, with respect to the image forming apparatus.
    Type: Grant
    Filed: June 18, 2018
    Date of Patent: December 25, 2018
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hiroyuki Takahashi, Takuya Matsumura, Chiharu Kageyama
  • IMAGE FORMING APPARATUS
    Publication number: 20180299827
    Abstract: An exhaust duct provided on a back surface side of an image forming apparatus, and including a plurality of air ducts through which air inside the apparatus is exhausted toward outside the apparatus, a plurality of filters provided in the plurality of air ducts, respectively, and which removes a fine particle included in the air exhausted through the air ducts, and a filter case that houses the plurality of filters in a manner that the filters are able to be taken out from the filter case are included, and the filter case is provided in a drawable manner to one of side surface sides in a right and left direction or to an upper surface side in an up and down direction of the image forming apparatus, from a front surface side to a back surface side of the image forming apparatus, with respect to the image forming apparatus.
    Type: Application
    Filed: June 18, 2018
    Publication date: October 18, 2018
    Inventors: Hiroyuki Takahashi, Takuya Matsumura, Chiharu Kageyama
  • Image forming apparatus
    Patent number: 10025270
    Abstract: An exhaust duct provided on a back surface side of an image forming apparatus, and including a plurality of air ducts through which air inside the apparatus is exhausted toward outside the apparatus, a plurality of filters provided in the plurality of air ducts, respectively, and which removes a fine particle included in the air exhausted through the air ducts, and a filter case that houses the plurality of filters in a manner that the filters are able to be taken out from the filter case are included, and the filter case is provided in a drawable manner to one of side surface sides in a right and left direction or to an upper surface side in an up and down direction of the image forming apparatus, from a front surface side to a back surface side of the image forming apparatus, with respect to the image forming apparatus.
    Type: Grant
    Filed: June 15, 2017
    Date of Patent: July 17, 2018
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hiroyuki Takahashi, Takuya Matsumura, Chiharu Kageyama
  • IMAGE FORMING APPARATUS
    Publication number: 20170364027
    Abstract: An exhaust duct provided on a back surface side of an image forming apparatus, and including a plurality of air ducts through which air inside the apparatus is exhausted toward outside the apparatus, a plurality of filters provided in the plurality of air ducts, respectively, and which removes a fine particle included in the air exhausted through the air ducts, and a filter case that houses the plurality of filters in a manner that the filters are able to be taken out from the filter case are included, and the filter case is provided in a drawable manner to one of side surface sides in a right and left direction or to an upper surface side in an up and down direction of the image forming apparatus, from a front surface side to a back surface side of the image forming apparatus, with respect to the image forming apparatus.
    Type: Application
    Filed: June 15, 2017
    Publication date: December 21, 2017
    Inventors: Hiroyuki Takahashi, Takuya Matsumura, Chiharu Kageyama