Patents by Inventor Yuka Nakayama

Yuka Nakayama 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).

  • Minute-particle trapping device and image forming apparatus
    Patent number: 11966195
    Abstract: A minute-particle trapping device includes: an air duct having a duct space through which air containing minute particles flows; a first filter disposed to block the duct space in the air duct and having a honeycomb structure to trap the minute particles contained in the air; and a second filter disposed in the air duct at a position downstream from the first filter in an air flow direction to block the duct space, the second filter being formed from a nonwoven fabric folded in a wave pattern to trap minute particles contained in the air that has passed through the first filter.
    Type: Grant
    Filed: November 17, 2022
    Date of Patent: April 23, 2024
    Assignee: FUJIFILM Business Innovation Corp.
    Inventors: Yuka Nomura, Tetsuya Kawatani, Yutaka Nakayama, Kazunari Ishii
  • Fixing unit and image forming apparatus
    Patent number: 7398045
    Abstract: A fixing unit for fixing a toner image on a recording material includes: a rotatable fixing roll; a fixing belt stretched on the fixing roll; at least one tension roll stretching the fixing belt with the fixing roll; a pressurization member disposed to give a pressure to the fixing roll; and a stripping member disposed to press the outer surface of the fixing belt onto the pressurization member in a vicinity of a downstream side of a first contact portion between the fixing roll and the pressurization member.
    Type: Grant
    Filed: April 6, 2006
    Date of Patent: July 8, 2008
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Yasuhiro Uehara, Yasushi Kawahata, Daisuke Yoshino, Chikara Ando, Motofumi Baba, Yuka Nakayama, Toshiyuki Miyata
  • Fixing unit and image forming apparatus
    Publication number: 20070048042
    Abstract: A fixing unit for fixing a toner image on a recording material includes: a rotatable fixing roll; a fixing belt stretched on the fixing roll; at least one tension roll stretching the fixing belt with the fixing roll; a pressurization member disposed to give a pressure to the fixing roll; and a stripping member disposed to press the outer surface of the fixing belt onto the pressurization member in a vicinity of a downstream side of a first contact portion between the fixing roll and the pressurization member.
    Type: Application
    Filed: April 6, 2006
    Publication date: March 1, 2007
    Inventors: Yasuhiro Uehara, Yasushi Kawahata, Daisuke Yoshino, Chikara Ando, Motofumi Baba, Yuka Nakayama, Toshiyuki Miyata