Patents by Inventor Yuriko OKUBO

Yuriko OKUBO 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).

  • Toner supply apparatus and toner cartidge
    Patent number: 9298134
    Abstract: The present disclosure relates to securely close a discharge port of a toner cartridge by a shutter. The shutter to close the discharge port is provided with shutter-side coupling portions. A toner cartridge holding member is provided with holding member-side coupling portions which are coupled with the shutter-side coupling portions and close the discharge port by sliding the shutter according to movement of a toner accommodating portion, holding coupling portions to restrict movement of the toner cartridge in a direction in which coupling of the holding member-side coupling portions is released, and holding member-side inducing portions which induces the toner cartridge in a direction in which coupling with the shutter-side coupling portions is released after the discharge port is closed.
    Type: Grant
    Filed: December 2, 2014
    Date of Patent: March 29, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yuriko Okubo, Hirokazu Murase
  • TONER SUPPLY APPARATUS AND TONER CARTIDGE
    Publication number: 20150153682
    Abstract: The present disclosure relates to securely close a discharge port of a toner cartridge by a shutter. The shutter to close the discharge port is provided with shutter-side coupling portions. A toner cartridge holding member is provided with holding member-side coupling portions which are coupled with the shutter-side coupling portions and close the discharge port by sliding the shutter according to movement of a toner accommodating portion, holding coupling portions to restrict movement of the toner cartridge in a direction in which coupling of the holding member-side coupling portions is released, and holding member-side inducing portions which induces the toner cartridge in a direction in which coupling with the shutter-side coupling portions is released after the discharge port is closed.
    Type: Application
    Filed: December 2, 2014
    Publication date: June 4, 2015
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Yuriko OKUBO, Hirokazu Murase