Patents by Inventor Chun Dongwon

Chun Dongwon 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).

  • Charger for vacuum cleaner
    Patent number: D691553
    Type: Grant
    Filed: February 8, 2013
    Date of Patent: October 15, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yun Deoksang, Chun Dongwon
  • Vacuum cleaner
    Patent number: D703397
    Type: Grant
    Filed: January 17, 2013
    Date of Patent: April 22, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Lee Sungkyung, Chun Dongwon
  • Vacuum cleaner
    Patent number: D718008
    Type: Grant
    Filed: January 17, 2013
    Date of Patent: November 18, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Choi Hwan-woong, Chun Dongwon, Kim Hyungjun