Patents by Inventor Yun Joo Change

Yun Joo Change 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).

  • Patent number: 10000884
    Abstract: Disclosed herein is a washing machine capable of realizing a circulation function and a bubble function at the same time. The washing machine includes a main body, a tub provided in the main body, a pump provided to circulate wash water into the tub, and a circulation bubble unit provided on a flowing route of the wash water flowing out from the pump, wherein the circulation bubble unit is provided to be connected with the tub, and includes a first fluid path provided so that some of the wash water flowing out from the pump is circulated into the tub, and a second fluid path provided to generate bubbles in the wash water using another some of the wash water.
    Type: Grant
    Filed: January 6, 2015
    Date of Patent: June 19, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Eun-Suk Bang, Hyun Sook Kim, Yun Joo Chang, Bo-Ram Lee, Ji-Yu Lee
  • Publication number: 20160153134
    Abstract: Disclosed herein is a washing machine capable of realizing a circulation function and a bubble function at the same time. The washing machine includes a main body, a tub provided in the main body, a pump provided to circulate wash water into the tub, and a circulation bubble unit provided on a flowing route of the wash water flowing out from the pump, wherein the circulation bubble unit is provided to be connected with the tub, and includes a first fluid path provided so that some of the wash water flowing out from the pump is circulated into the tub, and a second fluid path provided to generate bubbles in the wash water using another some of the wash water.
    Type: Application
    Filed: January 6, 2015
    Publication date: June 2, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Eun-Suk BANG, Hyun Sook Kim, Yun Joo Chang, Bo-Ram Lee, Ji-Yu Lee
  • Publication number: 20110120195
    Abstract: Disclosed herein is a drum washing machine. A rotational track of a first door to open and close an opening of a machine body is concentric with a rotational track of a second door to open and close an opening of a water tub, thereby improving user convenience.
    Type: Application
    Filed: November 4, 2010
    Publication date: May 26, 2011
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jeoung Kyo Jeoung, In Ju Lee, Hoon Wee, Yun Joo Change