Patents by Inventor Gwon-Gak Lee

Gwon-Gak Lee 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).

  • Speaker
    Patent number: D693330
    Type: Grant
    Filed: August 30, 2012
    Date of Patent: November 12, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Gwon-Gak Lee
  • Speaker
    Patent number: D716766
    Type: Grant
    Filed: August 30, 2012
    Date of Patent: November 4, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Gwon-Gak Lee
  • Water purifier with attached coffee machine
    Patent number: D769407
    Type: Grant
    Filed: June 25, 2015
    Date of Patent: October 18, 2016
    Assignee: Osmosis System Goup Limited
    Inventors: Gwon Gak Lee, Fumie Shibata