Patents by Inventor Gyoo Sang Choi

Gyoo Sang Choi 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).

  • Drum-type washing machine
    Patent number: D524493
    Type: Grant
    Filed: June 9, 2005
    Date of Patent: July 4, 2006
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Gyoo Sang Choi, Kyu Seok Kang
  • Washing machine
    Patent number: D599508
    Type: Grant
    Filed: January 7, 2009
    Date of Patent: September 1, 2009
    Assignee: Samsung Electronic Co., Ltd.
    Inventors: Hyoung Sub Choi, Gyoo Sang Choi, Sang Ho Park, Jeong Min Kim, Chan Young Lee, Dong Won Chun, Jong Soo Jeon
  • Handle for vacuum cleaner
    Patent number: D641113
    Type: Grant
    Filed: August 19, 2010
    Date of Patent: July 5, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Gyoo Sang Choi, Gwanwoo Shin
  • Handle for vacuum cleaner
    Patent number: D641114
    Type: Grant
    Filed: August 19, 2010
    Date of Patent: July 5, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Gyoo Sang Choi, Gwanwoo Shin