Patents by Inventor Jeong Hun JANG

Jeong Hun JANG 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 having a cleaning unit to clean an optical sensor unit
    Patent number: 9134683
    Abstract: An image forming apparatus includes a photosensitive unit to form an visible image, a printing medium storage unit to store a printing medium, a pickup device to pick up the printing medium from the printing medium storage unit, a developing unit to develop the electrostatic latent image of the photosensitive unit into a visual image, an optical sensor to inspect the visual image, and a cleaning unit to clean a light window arranged at the optical sensor according to a control of the pickup device.
    Type: Grant
    Filed: April 24, 2013
    Date of Patent: September 15, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jeong Hun Jang, Dong Hun Han
  • IMAGE FORMING APPARATUS HAVING A CLEANING UNIT TO CLEAN AN OPTICAL SENSOR UNIT
    Publication number: 20130287427
    Abstract: An image forming apparatus includes a photosensitive unit to form an visible image, a printing medium storage unit to store a printing medium, a pickup device to pick up the printing medium from the printing medium storage unit, a developing unit to develop the electrostatic latent image of the photosensitive unit into a visual image, an optical sensor to inspect the visual image, and a cleaning unit to clean a light window arranged at the optical sensor according to a control of the pickup device.
    Type: Application
    Filed: April 24, 2013
    Publication date: October 31, 2013
    Applicant: SAMSUNG Electronics Co., Ltd.
    Inventors: Jeong Hun JANG, Dong Hun HAN