Patents by Inventor Dong Won So

Dong Won So 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).

  • Cyclone dust collector and vacuum cleaner having the same
    Patent number: 9622632
    Abstract: A cyclone dust collector includes a cyclone chamber to centrifugally separate dust by creating rotating airflow, and a ring-shaped indicator provided to the cyclone chamber to rotate due to the rotating airflow in the cyclone chamber. The indicator visualizes the rotating airflow by rotating when the rotating airflow is created. The user may easily check condition of the rotation airflow and take proper action in the case that the cleaner malfunctions.
    Type: Grant
    Filed: June 12, 2014
    Date of Patent: April 18, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jung Gyun Han, Joung Soo Park, Dong Won So, Jong Gook Lim, Kyong Hui Jeon
  • CYCLONE DUST COLLECTOR AND VACUUM CLEANER HAVING THE SAME
    Publication number: 20140366311
    Abstract: A cyclone dust collector includes a cyclone chamber to centrifugally separate dust by creating rotating airflow, and a ring-shaped indicator provided to the cyclone chamber to rotate due to the rotating airflow in the cyclone chamber. The indicator visualizes the rotating airflow by rotating when the rotating airflow is created. The user may easily check condition of the rotation airflow and take proper action in the case that the cleaner malfunctions.
    Type: Application
    Filed: June 12, 2014
    Publication date: December 18, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LT.D
    Inventors: Jung Gyun HAN, Joung Soo Park, Dong Won So, Jong Gook Lim, Kyong Hui Jeon