Patents by Inventor Naohiro Seki

Naohiro Seki 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: 11048120
    Abstract: An image forming apparatus includes a rotatable operation portion including a switchable display screen portion, a frame holding the display screen portion; a light-emitting diode to light up, flashes, or turns off; a light source substrate provided with the light emitting diode; a light guide member which is fixed to an edge on a front side of the main assembly with respect to the display screen portion and which is provided with an emission opening through which the light emitted by the light emitting diode is directed to an outside. The light guide member is fixed such that a plane of the light emission opening of the light guide member is within a range of 45°±15° with respect to the display screen portion. The emission opening of the light guide member faces the light emitting surface of the light emitting diode.
    Type: Grant
    Filed: September 26, 2019
    Date of Patent: June 29, 2021
    Assignee: Canon Kabushiki Kaisha
    Inventors: Shingo Hattori, Naohiro Seki, Yoshinori Inukai
  • IMAGE FORMING APPARATUS
    Publication number: 20200110308
    Abstract: An image forming apparatus includes a rotatable operation portion including a switchable display screen portion, a frame holding the display screen portion; a light-emitting diode to light up, flashes, or turns off; a light source substrate provided with the light emitting diode; a light guide member which is fixed to an edge on a front side of the main assembly with respect to the display screen portion and which is provided with an emission opening through which the light emitted by the light emitting diode is directed to an outside. The light guide member is fixed such that a plane of the light emission opening of the light guide member is within a range of 45°±15° with respect to the display screen portion. The emission opening of the light guide member faces the light emitting surface of the light emitting diode.
    Type: Application
    Filed: September 26, 2019
    Publication date: April 9, 2020
    Inventors: Shingo Hattori, Naohiro Seki, Yoshinori Inukai
  • Printer
    Patent number: D844052
    Type: Grant
    Filed: January 30, 2017
    Date of Patent: March 26, 2019
    Assignee: Canon Kabushiki Kaisha
    Inventors: Koichiro Oishi, Masahito Owada, Naohiro Seki, Ayaka Odachi
  • Printer
    Patent number: D851698
    Type: Grant
    Filed: June 13, 2018
    Date of Patent: June 18, 2019
    Assignee: Canon Kabushiki Kaisha
    Inventors: Koichiro Oishi, Masahito Owada, Naohiro Seki, Ayaka Odachi
  • Paper feeding device for photocopier
    Patent number: D965059
    Type: Grant
    Filed: July 29, 2020
    Date of Patent: September 27, 2022
    Inventors: Tomoaki Mabuchi, Daisuke Sato, Naohiro Seki, Daijiro Nagasaki, Hideki Hayashi