Patents by Inventor Changyu KIM

Changyu KIM 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).

  • Post processing apparatus
    Patent number: 10513406
    Abstract: A post processing apparatus includes a post processing unit that performs a post process on a sheet of paper, a duct, and a blower that blows an airflow to the duct. The post processing apparatus has a transport path through which the sheet is transported toward the post processing unit. The duct is provided in a width direction of the transport path. The duct has a slit formed in a sheet width direction, and the airflow having been blown by the blower is blown through the slit toward the sheet transported to the post processing apparatus.
    Type: Grant
    Filed: August 21, 2017
    Date of Patent: December 24, 2019
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Changyu Kim, Woong Lee
  • POST PROCESSING APPARATUS
    Publication number: 20180273321
    Abstract: A post processing apparatus includes a post processing unit that performs a post process on a sheet of paper, a duct, and a blower that blows an airflow to the duct. The post processing apparatus has a transport path through which the sheet is transported toward the post processing unit. The duct is provided in a width direction of the transport path. The duct has a slit formed in a sheet width direction, and the airflow having been blown by the blower is blown through the slit toward the sheet transported to the post processing apparatus.
    Type: Application
    Filed: August 21, 2017
    Publication date: September 27, 2018
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Changyu KIM, Woong LEE
  • Medium transport device, post-processing device, and image forming apparatus with urging member that separates support portion and stack portion
    Patent number: 8678381
    Abstract: A medium transport device includes a stack portion having a stack surface, a medium being stacked on the stack surface, a guide portion provided at the stack surface, the guide portion extending in a width direction intersecting with a transport direction, the medium being transported in the transport direction, an alignment member supported movably along the guide portion, the alignment member contacting the medium and aligning a position of the medium stacked on the stack surface, and an urging member arranged between the alignment member and the stack portion, the urging member urging the alignment member to the stack surface.
    Type: Grant
    Filed: July 19, 2012
    Date of Patent: March 25, 2014
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Changyu Kim, Youju Lee, Woong Lee
  • MEDIUM TRANSPORT DEVICE, POST-PROCESSING DEVICE, AND IMAGE FORMING APPARATUS
    Publication number: 20130181393
    Abstract: A medium transport device includes a stack portion having a stack surface, a medium being stacked on the stack surface, a guide portion provided at the stack surface, the guide portion extending in a width direction intersecting with a transport direction, the medium being transported in the transport direction, an alignment member supported movably along the guide portion, the alignment member contacting the medium and aligning a position of the medium stacked on the stack surface, and an urging member arranged between the alignment member and the stack portion, the urging member urging the alignment member to the stack surface.
    Type: Application
    Filed: July 19, 2012
    Publication date: July 18, 2013
    Applicant: FUJI XEROX CO. LTD.
    Inventors: Changyu KIM, Youju LEE, Woong LEE